{"product_id":"bivvy-bag-emergency-sleeping-bag","title":"Bivvy bag - Emergency sleeping bag","description":"\u003cstyle\u003e\n.section-template--31594838950218__ss_product_vidoes_TkgNTg {\n  padding: 30px 16px;\n  max-width:1200px;\n  margin:0 auto;\n  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;\n}\n.video-section-title{\n  font-size:28px;\n  color:#195899;\n  text-align:center;\n  margin:0 0 16px;\n  font-weight:600;\n}\n.video-section-desc{\n  font-size:16px;\n  line-height:1.7;\n  text-align:center;\n  color:#444;\n  max-width:920px;\n  margin:0 auto 32px;\n}\n.video-slider-template--31594838950218__ss_product_vidoes_TkgNTg {\n  position: relative;\n  overflow: hidden;\n}\n\n.swiper-wrapper {\n  display: flex;\n  gap: 16px;\n  transition: transform 0.3s ease;\n}\n\n.video-slide-template--31594838950218__ss_product_vidoes_TkgNTg {\n  flex: 0 0 calc(25% - 12px);\n  border-radius: 14px;\n  overflow: hidden;\n  box-shadow: 0 4px 12px rgba(25, 88, 153, 0.15);\n  transition: transform 0.3s ease;\n  background: #fff;\n}\n\n.video-slide-template--31594838950218__ss_product_vidoes_TkgNTg:hover {\n  transform: translateY(-6px);\n}\n\n.video-slide-video-template--31594838950218__ss_product_vidoes_TkgNTg {\n  position: relative;\n}\n\n.video-slide-video-template--31594838950218__ss_product_vidoes_TkgNTg video {\n  width: 100%;\n  display: block;\n  cursor: pointer;\n}\n\n.video-icon-template--31594838950218__ss_product_vidoes_TkgNTg {\n  position: absolute;\n  top: 50%;\n  left: 50%;\n  transform: translate(-50%, -50%);\n  width: 70px;\n  height: 70px;\n  cursor: pointer;\n  transition: opacity 0.25s ease;\n  z-index: 5;\n}\n\n.video-slide-video-template--31594838950218__ss_product_vidoes_TkgNTg.playing .video-icon-template--31594838950218__ss_product_vidoes_TkgNTg {\n  opacity: 0;\n  pointer-events: none;\n}\n\n.video-btn-prev-template--31594838950218__ss_product_vidoes_TkgNTg,\n.video-btn-next-template--31594838950218__ss_product_vidoes_TkgNTg {\n  width: 40px;\n  height: 40px;\n  border-radius: 50%;\n  background: #195899;\n  display: flex;\n  align-items: center;\n  justify-content: center;\n  border: none;\n  position: absolute;\n  top: 50%;\n  transform: translateY(-50%);\n  z-index: 10;\n  cursor: pointer;\n  transition: background 0.3s ease;\n  padding: 0;\n}\n\n.video-btn-prev-template--31594838950218__ss_product_vidoes_TkgNTg {\n  left: 10px;\n}\n\n.video-btn-next-template--31594838950218__ss_product_vidoes_TkgNTg {\n  right: 10px;\n}\n\n.video-btn-prev-template--31594838950218__ss_product_vidoes_TkgNTg svg,\n.video-btn-next-template--31594838950218__ss_product_vidoes_TkgNTg svg {\n  width: 18px;\n  height: 18px;\n  fill: #fff;\n}\n\n.video-btn-prev-template--31594838950218__ss_product_vidoes_TkgNTg:hover:not(:disabled),\n.video-btn-next-template--31594838950218__ss_product_vidoes_TkgNTg:hover:not(:disabled) {\n  background: #124477;\n}\n\n.video-btn-prev-template--31594838950218__ss_product_vidoes_TkgNTg:disabled,\n.video-btn-next-template--31594838950218__ss_product_vidoes_TkgNTg:disabled {\n  background: #84a9ce;\n  cursor: not-allowed;\n  opacity: 0.6;\n}\n\n@media (max-width: 768px) {\n  .video-slide-template--31594838950218__ss_product_vidoes_TkgNTg {\n    flex: 0 0 calc(50% - 8px);\n  }\n  .video-section-title{\n    font-size:24px;\n  }\n  .video-section-desc{\n    font-size:15px;\n  }\n  .video-btn-prev-template--31594838950218__ss_product_vidoes_TkgNTg,\n  .video-btn-next-template--31594838950218__ss_product_vidoes_TkgNTg {\n    width: 34px;\n    height: 34px;\n  }\n\n  .video-btn-prev-template--31594838950218__ss_product_vidoes_TkgNTg svg,\n  .video-btn-next-template--31594838950218__ss_product_vidoes_TkgNTg svg {\n    width: 14px;\n    height: 14px;\n  }\n}\n\u003c\/style\u003e\n\u003cdiv class=\"section-template--31594838950218__ss_product_vidoes_TkgNTg\"\u003e\n\u003c!-- 全新创意标题+描述，美式独立站种草风格 --\u003e\n\u003ch2 class=\"video-section-title\"\u003eReal-World Tests, No Fluff\u003c\/h2\u003e\n\u003cp class=\"video-section-desc\"\u003eSkip the overhyped ads. Watch our product face real outdoor \u0026amp; emergency scenarios. See how it performs, how simple it operates, and why thousands of households keep it handy. Click any clip to start your demo.\u003c\/p\u003e\n\u003cdiv class=\"video-slider-template--31594838950218__ss_product_vidoes_TkgNTg\"\u003e\n\u003cdiv class=\"swiper-wrapper\" id=\"swiper-wrapper-ffab259a924ef38a\"\u003e\n\u003cdiv class=\"video-slide-template--31594838950218__ss_product_vidoes_TkgNTg swiper-slide\" role=\"group\"\u003e\n\u003cdiv class=\"video-slide-video-template--31594838950218__ss_product_vidoes_TkgNTg\"\u003e\n\u003cvideo muted=\"\" playsinline=\"\" loop=\"loop\" preload=\"metadata\" poster=\"\/\/arcticprep.com\/cdn\/shop\/files\/preview_images\/829c0094ac8449398b681956d2cdf87f.thumbnail.0000000000_300x300.jpg?v=1787143388\" loading=\"lazy\" src=\"https:\/\/arcticprep.com\/cdn\/shop\/videos\/c\/vp\/829c0094ac8449398b681956d2cdf87f\/829c0094ac8449398b681956d2cdf87f.HD-1080p-7.2Mbps-92039223.mp4?v=0\"\u003e\u003c\/video\u003e\n\u003cdiv class=\"video-icon-template--31594838950218__ss_product_vidoes_TkgNTg\"\u003e\u003csvg viewbox=\"0 0 70 70\"\u003e\u003cg 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d=\"M32.61,7.5a2.25,2.25,0,0,0-1.61.67L15.78,23.39a2.28,2.28,0,0,0,0,3.22L31,41.83a2.28,2.28,0,1,0,3.23-3.23L20.62,25,34.22,11.4a2.29,2.29,0,0,0,0-3.23A2.27,2.27,0,0,0,32.61,7.5Z\"\u003e\u003c\/path\u003e\n\u003c\/svg\u003e \u003c\/button\u003e \u003cbutton class=\"video-btn-next-template--31594838950218__ss_product_vidoes_TkgNTg\" tabindex=\"0\"\u003e \u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 50 50\"\u003e\n\u003crect width=\"50\" height=\"50\" fill=\"#fff\" opacity=\"0\"\u003e\u003c\/rect\u003e\n\u003cpath d=\"M17.39,7.5A2.27,2.27,0,0,1,19,8.17L34.22,23.39a2.28,2.28,0,0,1,0,3.22L19,41.83a2.28,2.28,0,1,1-3.23-3.23L29.38,25,15.78,11.4a2.29,2.29,0,0,1,0-3.23A2.25,2.25,0,0,1,17.39,7.5Z\"\u003e\u003c\/path\u003e\n\u003c\/svg\u003e \u003c\/button\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: clamp(17px,4.8vw,20px); line-height: 1.45; font-weight: 600; color: #10222e; margin: 32px 0 16px;\"\u003eAre you and your car ready for the next winter storm? A bivvy bag can be the difference between an uncomfortable night and a dangerous one.\u003c\/p\u003e\n\u003cp style=\"font-size: clamp(15px,4.1vw,17px); line-height: 1.6; color: #10222e; margin: 0 0 16px;\"\u003eThe interstate that shuts down and leaves you parked in the snow. The ice storm that knocks out power for two days. The hike that runs long. When it happens, warmth is the first thing you lose – and the hardest thing to get back. The bivvy bag is built for exactly these situations: climb in, pull it closed, and let \u003cstrong\u003eyour own body heat stay with you\u003c\/strong\u003e instead of disappearing into the cold.\u003c\/p\u003e\n\u003cp style=\"font-size: clamp(15px,4.1vw,17px); line-height: 1.6; color: #10222e; margin: 0 0 16px;\"\u003eThe difference from a regular sleeping bag is that this one is always with you. It takes up \u003cstrong\u003eso little room that you can keep one in every vehicle\u003c\/strong\u003e, one in the emergency kit at home, and one in your pack – and never notice it until you need it.\u003c\/p\u003e\n\u003cdiv style=\"max-width: 520px; margin: 26px auto 10px;\"\u003e\n\u003cdiv id=\"ap-condensation\" style=\"position: relative; width: 100%; border-radius: 12px; overflow: hidden; background: #bed2e0; touch-action: none; user-select: none; -webkit-user-select: none; cursor: ew-resize;\"\u003e\n\u003c!-- 底层图片（无Bivvy） --\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0670\/7829\/1762\/files\/Bivy_bag_Comparrison_without_emergency_sleeping_bag.jpg?v=1786709996\" alt=\"Without an emergency sleeping bag in the cold\" style=\"display: block; width: 100%; height: auto; pointer-events: none; -webkit-user-drag: none;\"\u003e \u003c!-- 上层裁切图片（带Bivvy），全部改为内联style --\u003e\n\u003cdiv id=\"compare-overlay\" style=\"position: absolute; top: 0px; left: 0px; width: 100%; height: 100%; clip-path: inset(0px 46.73% 0px 0px); will-change: clip-path;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0670\/7829\/1762\/files\/Bivy_bag_Comparrison_with_emergency_sleeping_bag.png?v=1786709996\" alt=\"With the Bivvy bag emergency sleeping bag in the cold\" style=\"display: block; width: 100%; height: 100%; object-fit: cover; object-position: center; pointer-events: none; -webkit-user-drag: none;\"\u003e\u003c\/div\u003e\n\u003c!-- 分割线 内联样式 --\u003e\n\u003cdiv id=\"compare-handle\" style=\"position: absolute; top: 0px; bottom: 0px; left: 53.27%; width: 2px; background: rgb(255, 255, 255); margin-left: -1px; box-shadow: rgba(0, 0, 0, 0.35) 0px 0px 6px; pointer-events: none; will-change: left;\"\u003e\u003cspan style=\"position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 44px; height: 44px; border-radius: 50%; background: #ffffff; box-shadow: 0 2px 10px rgba(0,0,0,.3); display: flex; align-items: center; justify-content: center;\"\u003e \u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 24 24\" width=\"20\" height=\"20\" fill=\"none\" stroke=\"#0b3b5c\" stroke-width=\"2.4\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\n                    \u003cpath d=\"M9 6l-5 6 5 6M15 6l5 6-5 6\"\u003e\u003c\/path\u003e\n                \u003c\/svg\u003e \u003c\/span\u003e\u003c\/div\u003e\n\u003c!-- 标签文字 --\u003e \u003cspan style=\"position: absolute; left: 12px; bottom: 12px; background: #0b3b5c; color: #ffffff; font-size: 12px; font-weight: 800; letter-spacing: .1em; padding: 5px 9px; border-radius: 6px; pointer-events: none;\"\u003eWITH BIVVY BAG\u003c\/span\u003e \u003cspan style=\"position: absolute; right: 12px; bottom: 12px; background: rgba(16,34,46,.85); color: #ffffff; font-size: 12px; font-weight: 800; letter-spacing: .1em; padding: 5px 9px; border-radius: 6px; pointer-events: none;\"\u003eWITHOUT\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 12px; color: #54697a; text-align: center; margin: 10px 0 0;\"\u003eDrag the handle to compare\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2 style=\"font-size: clamp(19px,5.2vw,24px); font-weight: 800; line-height: 1.25; margin: 40px 0 6px; color: #10222e;\"\u003eBe ready for the unexpected\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin: 22px 0 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 190px; min-width: 0; border-left: 4px solid #0b3b5c; padding: 4px 0 4px 14px;\"\u003e\n\u003cdiv style=\"font-size: 13px; font-weight: 800; letter-spacing: .12em; color: #0b3b5c; margin-bottom: 4px;\"\u003eIN THE CAR\u003c\/div\u003e\n\u003ch3 style=\"font-size: clamp(15px,4.2vw,17px); font-weight: bold; margin: 0 0 6px; color: #10222e;\"\u003eThe glove box\u003c\/h3\u003e\n\u003cp style=\"font-size: clamp(13px,3.7vw,15px); line-height: 1.5; color: #54697a; margin: 0;\"\u003eStuck in a whiteout with roadside assistance hours away? Cabin heat disappears fast once the engine goes off. The bivvy bag sits ready without taking up space.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 190px; min-width: 0; border-left: 4px solid #0b3b5c; padding: 4px 0 4px 14px;\"\u003e\n\u003cdiv style=\"font-size: 13px; font-weight: 800; letter-spacing: .12em; color: #0b3b5c; margin-bottom: 4px;\"\u003eAT HOME\u003c\/div\u003e\n\u003ch3 style=\"font-size: clamp(15px,4.2vw,17px); font-weight: bold; margin: 0 0 6px; color: #10222e;\"\u003eThe emergency kit\u003c\/h3\u003e\n\u003cp style=\"font-size: clamp(13px,3.7vw,15px); line-height: 1.5; color: #54697a; margin: 0;\"\u003eIn a multi-day outage, indoor temperatures fall into the 40s quickly. One bivvy bag per family member is simple preparedness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 190px; min-width: 0; border-left: 4px solid #0b3b5c; padding: 4px 0 4px 14px;\"\u003e\n\u003cdiv style=\"font-size: 13px; font-weight: 800; letter-spacing: .12em; color: #0b3b5c; margin-bottom: 4px;\"\u003eIN THE PACK\u003c\/div\u003e\n\u003ch3 style=\"font-size: clamp(15px,4.2vw,17px); font-weight: bold; margin: 0 0 6px; color: #10222e;\"\u003eOn the trail\u003c\/h3\u003e\n\u003cp style=\"font-size: clamp(13px,3.7vw,15px); line-height: 1.5; color: #54697a; margin: 0;\"\u003eIt comes along where a full sleeping bag never fits: day hikes, hunting trips, and fishing weekends.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/arcticprep.com\/cdn\/shop\/files\/Bivy_Bag_Bildannonser_2.jpg?v=1768724695\" alt=\"Bivy bag emergency sleeping bag in its compact case\" loading=\"lazy\" style=\"display: block; width: 100%; max-width: 400px; height: auto; margin: 40px auto; border-radius: 10px;\"\u003e\u003c\/p\u003e\n\u003ch2 style=\"font-size: clamp(19px,5.2vw,24px); font-weight: 800; line-height: 1.25; margin: 40px 0 6px; color: #10222e;\"\u003eFour reasons to put one in your kit today\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin: 22px 0 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 210px; min-width: 0; box-sizing: border-box; background: #e6eff6; border: 1px solid #bed2e0; border-radius: 12px; padding: 20px; box-shadow: 0 1px 2px rgba(11,59,92,.06);\"\u003e\n\u003cdiv style=\"width: 32px; height: 4px; background: #0b3b5c; border-radius: 2px; margin-bottom: 14px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3 style=\"font-size: clamp(15px,4.2vw,17px); font-weight: bold; margin: 0 0 6px; color: #10222e;\"\u003eUp to 90% more warmth\u003c\/h3\u003e\n\u003cp style=\"font-size: clamp(13px,3.7vw,15px); line-height: 1.5; color: #54697a; margin: 0;\"\u003eThe heat-reflective material holds on to your body heat instead of letting it escape.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 210px; min-width: 0; box-sizing: border-box; background: #e6eff6; border: 1px solid #bed2e0; border-radius: 12px; padding: 20px; box-shadow: 0 1px 2px rgba(11,59,92,.06);\"\u003e\n\u003cdiv style=\"width: 32px; height: 4px; background: #0b3b5c; border-radius: 2px; margin-bottom: 14px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3 style=\"font-size: clamp(15px,4.2vw,17px); font-weight: bold; margin: 0 0 6px; color: #10222e;\"\u003eJust 4.4 ounces\u003c\/h3\u003e\n\u003cp style=\"font-size: clamp(13px,3.7vw,15px); line-height: 1.5; color: #54697a; margin: 0;\"\u003eLighter than a can of soda. You won't feel it in your pack.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 210px; min-width: 0; box-sizing: border-box; background: #e6eff6; border: 1px solid #bed2e0; border-radius: 12px; padding: 20px; box-shadow: 0 1px 2px rgba(11,59,92,.06);\"\u003e\n\u003cdiv style=\"width: 32px; height: 4px; background: #0b3b5c; border-radius: 2px; margin-bottom: 14px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3 style=\"font-size: clamp(15px,4.2vw,17px); font-weight: bold; margin: 0 0 6px; color: #10222e;\"\u003eHard-wearing material\u003c\/h3\u003e\n\u003cp style=\"font-size: clamp(13px,3.7vw,15px); line-height: 1.5; color: #54697a; margin: 0;\"\u003eHandles years in a hot trunk and cold nights, and can be used straight on the ground when it counts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 210px; min-width: 0; box-sizing: border-box; background: #e6eff6; border: 1px solid #bed2e0; border-radius: 12px; padding: 20px; box-shadow: 0 1px 2px rgba(11,59,92,.06);\"\u003e\n\u003cdiv style=\"width: 32px; height: 4px; background: #0b3b5c; border-radius: 2px; margin-bottom: 14px;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003ch3 style=\"font-size: clamp(15px,4.2vw,17px); font-weight: bold; margin: 0 0 6px; color: #10222e;\"\u003eVisible in the field\u003c\/h3\u003e\n\u003cp style=\"font-size: clamp(13px,3.7vw,15px); line-height: 1.5; color: #54697a; margin: 0;\"\u003eChoose orange for maximum visibility to search and rescue, or green when you want to blend in.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size: clamp(19px,5.2vw,24px); font-weight: 800; line-height: 1.25; margin: 40px 0 6px; color: #10222e;\"\u003eLosing heat with and without an emergency sleeping bag\u003c\/h2\u003e\n\u003cp style=\"color: #54697a; margin: 0 0 20px; font-size: clamp(14px,3.9vw,15px); line-height: 1.5;\"\u003ePicture being stuck in a cold car for a full day and night before help reaches you. Here's how the two situations differ.\u003c\/p\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 16px; margin: 22px 0 8px;\"\u003e\n\u003cdiv style=\"flex: 1 1 240px; min-width: 0; box-sizing: border-box; background: #e6eff6; border: 2px solid #0b3b5c; border-radius: 12px; padding: 20px; box-shadow: 0 2px 6px rgba(11,59,92,.1);\"\u003e\n\u003cdiv style=\"font-size: 13px; font-weight: 800; letter-spacing: .12em; color: #ffffff; background: #0b3b5c; display: inline-block; padding: 4px 10px; border-radius: 5px; margin-bottom: 12px;\"\u003eWITH A BIVVY BAG\u003c\/div\u003e\n\u003cp style=\"font-size: clamp(13px,3.7vw,15px); line-height: 1.6; color: #10222e; margin: 0 0 8px;\"\u003eYou get a windproof, waterproof microclimate around your body. The bag slows heat loss from moving air and evaporation, and the foil layer reflects part of your radiated heat back at you.\u003c\/p\u003e\n\u003cp style=\"font-size: clamp(13px,3.7vw,15px); line-height: 1.6; color: #54697a; margin: 0;\"\u003eYour body gives off moisture, so some condensation can form inside the bag.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 240px; min-width: 0; box-sizing: border-box; background: #ffffff; border: 2px dashed #bed2e0; border-radius: 12px; padding: 20px;\"\u003e\n\u003cdiv style=\"font-size: 13px; font-weight: 800; letter-spacing: .12em; color: #c2571e; border: 1px solid #c2571e; display: inline-block; padding: 4px 10px; border-radius: 5px; margin-bottom: 12px;\"\u003eWITHOUT ONE\u003c\/div\u003e\n\u003cp style=\"font-size: clamp(13px,3.7vw,15px); line-height: 1.6; color: #10222e; margin: 0 0 8px;\"\u003eNothing stops the air from pulling heat out of your clothing. Your body keeps losing warmth hour after hour, for the whole wait.\u003c\/p\u003e\n\u003cp style=\"font-size: clamp(13px,3.7vw,15px); line-height: 1.6; color: #54697a; margin: 0;\"\u003eThe longer the wait, the bigger the difference.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size: clamp(16px,4.4vw,18px); font-weight: bold; margin: 30px 0 10px; color: #10222e;\"\u003eBut doesn't it get damp inside?\u003c\/h3\u003e\n\u003cp style=\"font-size: clamp(15px,4.1vw,17px); line-height: 1.6; color: #10222e; margin: 0 0 16px;\"\u003eIt's the question we get most often, and the answer is that some condensation can occur. But how much depends on how warm your body is. \u003cstrong\u003eA chilled body in the cold gives off far less moisture than a warm body that's working.\u003c\/strong\u003e This bag gets used at rest, in the cold – and in those conditions, moisture is rarely what decides the outcome.\u003c\/p\u003e\n\u003cp style=\"font-size: clamp(15px,4.1vw,17px); line-height: 1.6; color: #10222e; margin: 0 0 16px;\"\u003eThink of a down jacket worn over nothing but a t-shirt. If you're hot and sweaty, the lining sticks to your skin immediately. If it's 20°F out, you can wear that exact same jacket without it sticking anywhere. The emergency sleeping bag behaves the same way: \u003cstrong\u003ethe colder it is, the less you notice the moisture\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp style=\"font-size: clamp(15px,4.1vw,17px); line-height: 1.6; color: #10222e; margin: 0 0 16px;\"\u003eAnd the real question isn't whether it might get a little damp. It's: \u003cstrong\u003ea down jacket that might stick, or no jacket at all?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"font-size: clamp(15px,4.1vw,17px); line-height: 1.6; color: #10222e; margin: 24px 0 16px;\"\u003eMedical guidelines for hypothermic patients specifically recommend a vapor barrier of plastic or reflective foil used together with insulation. The vapor barrier reduces cooling from air movement and evaporation, and keeps the outer insulation dry. Studies show the effect holds even when the person is already in wet clothing.\u003c\/p\u003e\n\u003ch3 style=\"font-size: clamp(16px,4.4vw,18px); font-weight: bold; margin: 28px 0 10px; color: #10222e;\"\u003eHow to get the most out of your bivvy bag\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 12px; margin: 0 0 8px;\"\u003e\n\u003cdiv style=\"display: flex; align-items: flex-start; gap: 11px;\"\u003e\n\u003cspan style=\"width: 26px; height: 26px; min-width: 26px; border-radius: 50%; background: #0b3b5c; display: inline-flex; align-items: center; justify-content: center; margin-top: 1px;\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 24 24\" width=\"15\" height=\"15\" fill=\"none\" stroke=\"#ffffff\" stroke-width=\"3.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M4.5 12.5l5 5 10-11\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan style=\"font-size: clamp(14px,3.9vw,16px); line-height: 1.5; color: #10222e;\"\u003ePut blankets, sleeping bags, or jackets \u003cstrong\u003eon the outside\u003c\/strong\u003e of the bivvy bag.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: flex-start; gap: 11px;\"\u003e\n\u003cspan style=\"width: 26px; height: 26px; min-width: 26px; border-radius: 50%; background: #0b3b5c; display: inline-flex; align-items: center; justify-content: center; margin-top: 1px;\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 24 24\" width=\"15\" height=\"15\" fill=\"none\" stroke=\"#ffffff\" stroke-width=\"3.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M4.5 12.5l5 5 10-11\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan style=\"font-size: clamp(14px,3.9vw,16px); line-height: 1.5; color: #10222e;\"\u003eInsulate \u003cstrong\u003eunder your body and feet\u003c\/strong\u003e – the ground and the car floor pull a lot of heat away.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: flex-start; gap: 11px;\"\u003e\n\u003cspan style=\"width: 26px; height: 26px; min-width: 26px; border-radius: 50%; background: #0b3b5c; display: inline-flex; align-items: center; justify-content: center; margin-top: 1px;\"\u003e\u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 24 24\" width=\"15\" height=\"15\" fill=\"none\" stroke=\"#ffffff\" stroke-width=\"3.2\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003cpath d=\"M4.5 12.5l5 5 10-11\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/span\u003e\u003cspan style=\"font-size: clamp(14px,3.9vw,16px); line-height: 1.5; color: #10222e;\"\u003eKeep your \u003cstrong\u003ehead and airway outside\u003c\/strong\u003e the bag.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdetails style=\"border: 2px solid #0b3b5c; border-radius: 12px; background: #f3f8fb; padding: 0; margin: 26px 0 8px; overflow: hidden; box-shadow: 0 2px 8px rgba(11,59,92,.12);\"\u003e\n\u003csummary style=\"cursor: pointer; list-style: none; padding: 16px 18px; font-size: clamp(15px,4.2vw,17px); font-weight: 800; color: #ffffff; background: #0b3b5c; display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 52px; box-sizing: border-box;\"\u003e\u003cspan style=\"display: flex; align-items: center; gap: 10px; flex-wrap: wrap;\"\u003e\u003cspan\u003ePreventing hypothermia\u003c\/span\u003e\u003c\/span\u003e \u003csvg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 24 24\" width=\"20\" height=\"20\" fill=\"none\" stroke=\"#ffffff\" stroke-width=\"2.8\" stroke-linecap=\"round\" stroke-linejoin=\"round\" style=\"flex-shrink: 0;\"\u003e\u003cpath d=\"M6 9l6 6 6-6\"\u003e\u003c\/path\u003e\u003c\/svg\u003e\u003c\/summary\u003e\n\u003cdiv style=\"padding: 18px 18px 20px; border-top: 1px solid #bed2e0;\"\u003e\n\u003cp style=\"font-size: clamp(14px,3.9vw,16px); line-height: 1.6; color: #10222e; margin: 0 0 14px;\"\u003eThe emergency sleeping bag does the most good as part of a system. The principle is called the hypothermia wrap, and it's built from four layers: insulation under the body, dry clothing or blankets closest to the skin, the emergency sleeping bag as a vapor barrier, and extra warmth on the outside.\u003c\/p\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0670\/7829\/1762\/files\/Hypothermia_Wrap.png?v=1786709954\" alt=\"Hypothermia wrap with insulation, vapor barrier, and blankets\" loading=\"lazy\" style=\"display: block; width: 100%; max-width: 420px; height: auto; margin: 0 auto 16px; border-radius: 10px;\"\u003e\n\u003cp style=\"font-size: clamp(14px,3.9vw,16px); line-height: 1.6; color: #10222e; margin: 0 0 8px;\"\u003e\u003cstrong\u003eFrom the bottom up:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul style=\"margin: 0 0 14px; padding-left: 20px; font-size: clamp(14px,3.9vw,16px); line-height: 1.7; color: #10222e;\"\u003e\n\u003cli\u003eInsulate against the ground or the car floor – that's where most heat is lost.\u003c\/li\u003e\n\u003cli\u003eChange or wring out soaking wet clothing if you can, before the person climbs in.\u003c\/li\u003e\n\u003cli\u003eThe emergency sleeping bag closest, as a wind, water, and vapor barrier.\u003c\/li\u003e\n\u003cli\u003eBlankets, sleeping bags, or jackets outside the bag – never inside it.\u003c\/li\u003e\n\u003cli\u003eKeep the head and airway outside the bag.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: clamp(14px,3.9vw,16px); line-height: 1.6; color: #10222e; margin: 0 0 14px;\"\u003eTo cut condensation further: keep activity low inside the bag, take off a layer before climbing in if you're sweaty, and vent briefly if moisture starts to build up.\u003c\/p\u003e\n\u003cp style=\"font-size: 12px; line-height: 1.6; color: #54697a; margin: 0;\"\u003eSources: \u003ca href=\"https:\/\/journals.sagepub.com\/doi\/10.1016\/j.wem.2019.10.002\" rel=\"nofollow noopener\" style=\"color: #54697a; text-decoration: underline;\" class=\"text-link\" target=\"_blank\"\u003eWilderness Medical Society practice guidelines for hypothermia\u003c\/a\u003e and a \u003ca href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10809790\/\" rel=\"nofollow noopener\" style=\"color: #54697a; text-decoration: underline;\" class=\"text-link\" target=\"_blank\"\u003erandomized field study on vapor barriers (PMC10809790)\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdiv style=\"border: 2px solid #e2c3c3; background: #fdf5f5; border-radius: 12px; padding: 20px; margin: 24px 0 8px; box-sizing: border-box;\"\u003e\n\u003ch3 style=\"font-size: clamp(15px,4.2vw,17px); font-weight: 800; margin: 0 0 8px; color: #8a1220;\"\u003eImportant to know\u003c\/h3\u003e\n\u003cp style=\"font-size: clamp(13px,3.7vw,15px); line-height: 1.6; color: #10222e; margin: 0 0 8px;\"\u003eNo piece of equipment can guarantee survival in severe cold. What the emergency sleeping bag does is \u003cstrong\u003esignificantly improve your odds compared to going without\u003c\/strong\u003e, and the effect grows the longer the wait becomes.\u003c\/p\u003e\n\u003cp style=\"font-size: clamp(13px,3.7vw,15px); line-height: 1.6; color: #10222e; margin: 0;\"\u003eA severely hypothermic person needs help immediately – \u003cstrong\u003ecall 911\u003c\/strong\u003e. Confusion, slurred speech, clumsiness, shivering that fades, and reduced consciousness are serious warning signs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size: clamp(19px,5.2vw,24px); font-weight: 800; line-height: 1.25; margin: 40px 0 6px; color: #10222e;\"\u003eJoin our 80,000 satisfied customers\u003c\/h2\u003e\n\u003cp style=\"color: #54697a; margin: 0 0 20px; font-size: clamp(14px,3.9vw,15px); line-height: 1.5;\"\u003eBeing prepared is easy, and it makes an enormous difference when things go wrong.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0670\/7829\/1762\/files\/Bivy_Bag_stuck_in_forest.png?v=1787150762\" alt=\"Bivvy bag emergency sleeping bag in use\" loading=\"lazy\" style=\"display: block; width: 100%; max-width: 400px; height: auto; margin: 24px auto 40px; border-radius: 12px;\"\u003e\u003c\/p\u003e\n\u003ch2 style=\"font-size: clamp(19px,5.2vw,24px); font-weight: 800; line-height: 1.25; margin: 40px 0 6px; color: #10222e;\"\u003eSpecs: Bivvy bag emergency sleeping bag\u003c\/h2\u003e\n\u003cdiv style=\"border: 1px solid #bed2e0; border-radius: 12px; overflow: hidden; margin: 22px 0 8px; background: #e6eff6; box-shadow: 0 1px 2px rgba(11,59,92,.06);\"\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 2px 16px; justify-content: space-between; align-items: baseline; padding: 14px 18px;\"\u003e\n\u003cspan style=\"color: #54697a; font-size: clamp(13px,3.7vw,15px);\"\u003eSize\u003c\/span\u003e\u003cspan style=\"font-weight: bold; font-size: clamp(14px,3.9vw,16px); color: #10222e;\"\u003e83\" × 35\" (210 × 90 cm)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 2px 16px; justify-content: space-between; align-items: baseline; padding: 14px 18px; border-top: 1px solid #bed2e0;\"\u003e\n\u003cspan style=\"color: #54697a; font-size: clamp(13px,3.7vw,15px);\"\u003eCircumference\u003c\/span\u003e\u003cspan style=\"font-weight: bold; font-size: clamp(14px,3.9vw,16px); color: #10222e;\"\u003e71\" (180 cm)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 2px 16px; justify-content: space-between; align-items: baseline; padding: 14px 18px; border-top: 1px solid #bed2e0;\"\u003e\n\u003cspan style=\"color: #54697a; font-size: clamp(13px,3.7vw,15px);\"\u003ePacked case\u003c\/span\u003e\u003cspan style=\"font-weight: bold; font-size: clamp(14px,3.9vw,16px); color: #10222e;\"\u003e2.75\" × 4.3\" (7 × 11 cm)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 2px 16px; justify-content: space-between; align-items: baseline; padding: 14px 18px; border-top: 1px solid #bed2e0;\"\u003e\n\u003cspan style=\"color: #54697a; font-size: clamp(13px,3.7vw,15px);\"\u003eWeight\u003c\/span\u003e\u003cspan style=\"font-weight: bold; font-size: clamp(14px,3.9vw,16px); color: #10222e;\"\u003e4.4 oz (125 g)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 2px 16px; justify-content: space-between; align-items: baseline; padding: 14px 18px; border-top: 1px solid #bed2e0;\"\u003e\n\u003cspan style=\"color: #54697a; font-size: clamp(13px,3.7vw,15px);\"\u003eWarmth\u003c\/span\u003e\u003cspan style=\"font-weight: bold; font-size: clamp(14px,3.9vw,16px); color: #10222e;\"\u003eRetains up to 90% more body heat\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 2px 16px; justify-content: space-between; align-items: baseline; padding: 14px 18px; border-top: 1px solid #bed2e0;\"\u003e\n\u003cspan style=\"color: #54697a; font-size: clamp(13px,3.7vw,15px);\"\u003eColor\u003c\/span\u003e\u003cspan style=\"font-weight: bold; font-size: clamp(14px,3.9vw,16px); color: #10222e;\"\u003eOrange or green\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 2px 16px; justify-content: space-between; align-items: baseline; padding: 14px 18px; border-top: 1px solid #bed2e0;\"\u003e\n\u003cspan style=\"color: #54697a; font-size: clamp(13px,3.7vw,15px);\"\u003eUse\u003c\/span\u003e\u003cspan style=\"font-weight: bold; font-size: clamp(14px,3.9vw,16px); color: #10222e;\"\u003eEmergencies in the car, at home, and outdoors\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 2px 16px; justify-content: space-between; align-items: baseline; padding: 14px 18px; border-top: 1px solid #bed2e0;\"\u003e\n\u003cspan style=\"color: #54697a; font-size: clamp(13px,3.7vw,15px);\"\u003eIn the box\u003c\/span\u003e\u003cspan style=\"font-weight: bold; font-size: clamp(14px,3.9vw,16px); color: #10222e;\"\u003eBivvy bag and compact stuff sack\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/arcticprep.com\/cdn\/shop\/files\/Bivy_Bag_Bildannonser_1.jpg?v=1768724695\" alt=\"Bivy bag emergency sleeping bag dimensions and specs\" loading=\"lazy\" style=\"display: block; width: 100%; max-width: 400px; height: auto; margin: 40px auto; border-radius: 10px;\"\u003e\u003c\/p\u003e\n\u003cdiv style=\"background: #072b43; border-radius: 14px; padding: 26px; margin: 40px 0 24px; box-sizing: border-box;\"\u003e\n\u003ch2 style=\"font-size: clamp(18px,5vw,22px); font-weight: 800; margin: 0 0 8px; color: #ffffff; line-height: 1.25;\"\u003eTry the Bivvy bag risk-free for 30 days\u003c\/h2\u003e\n\u003cp style=\"margin: 0; font-size: clamp(14px,3.9vw,16px); line-height: 1.55; color: #ffffff;\"\u003eNot happy with your purchase? You have \u003cstrong style=\"color: #ffffff;\"\u003e30 days to return it\u003c\/strong\u003e. Email us and we'll refund 100% of your money as soon as the return is complete. Free shipping both ways.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: clamp(14px,3.9vw,16px); line-height: 1.6; color: #10222e;\"\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e The Bivvy bag is an emergency sleeping bag built for emergencies. If you're car camping or planning to sleep outdoors, we recommend our regular \u003ca href=\"https:\/\/arcticprep.com\/en\/collections\/all\" style=\"color: #0b3b5c; font-weight: bold;\" class=\"text-link\"\u003esleeping bag\u003c\/a\u003e – compact and light, but built for several nights in a row.\u003c\/p\u003e\n\u003cscript\u003e\ndocument.addEventListener('DOMContentLoaded', function(){\n    \/\/ ========== 视频轮播原有逻辑保留 ==========\n    const videoWrappers = document.querySelectorAll('.video-slide-video-template--31594838950218__ss_product_vidoes_TkgNTg');\n    videoWrappers.forEach(wrap=\u003e{\n        const video = wrap.querySelector('video');\n        const icon = wrap.querySelector('.video-icon-template--31594838950218__ss_product_vidoes_TkgNTg');\n\n        \/\/ 点击播放\/暂停\n        wrap.addEventListener('click',()=\u003e{\n            if(video.paused){\n                video.play();\n                wrap.classList.add('playing');\n            }else{\n                video.pause();\n                wrap.classList.remove('playing');\n            }\n        })\n        \/\/ 视频播放结束重置状态\n        video.addEventListener('ended',()=\u003e{\n            wrap.classList.remove('playing');\n        })\n    })\n\n    \/\/ 简易轮播逻辑\n    const wrapper = document.getElementById('swiper-wrapper-ffab259a924ef38a');\n    const prevBtn = document.querySelector('.video-btn-prev-template--31594838950218__ss_product_vidoes_TkgNTg');\n    const nextBtn = document.querySelector('.video-btn-next-template--31594838950218__ss_product_vidoes_TkgNTg');\n    const slides = wrapper.querySelectorAll('.video-slide-template--31594838950218__ss_product_vidoes_TkgNTg');\n\n    let currentIndex = 0;\n    let slideWidth = slides[0].offsetWidth + 16; \/\/16是gap\n\n    function updateSlider(){\n        wrapper.style.transform = `translateX(-${currentIndex * slideWidth}px)`;\n        prevBtn.disabled = currentIndex === 0;\n        let maxSlide = slides.length - getVisibleCount();\n        nextBtn.disabled = currentIndex \u003e= maxSlide;\n    }\n\n    function getVisibleCount(){\n        if(window.innerWidth \u003c=768) return 2;\n        return 4;\n    }\n\n    prevBtn.addEventListener('click',()=\u003e{\n        if(currentIndex\u003e0){\n            currentIndex--;\n            updateSlider();\n        }\n    })\n    nextBtn.addEventListener('click',()=\u003e{\n        let maxSlide = slides.length - getVisibleCount();\n        if(currentIndex \u003c maxSlide){\n            currentIndex++;\n            updateSlider();\n        }\n    })\n\n    \/\/ 窗口大小改变重新计算\n    window.addEventListener('resize',()=\u003e{\n        slideWidth = slides[0].offsetWidth + 16;\n        currentIndex = 0;\n        updateSlider();\n    })\n\n    updateSlider();\n\n    \/\/ ========== 【新增修复】左右拖拽对比图JS（PC鼠标+移动端触摸） ==========\n    const container = document.getElementById('ap-condensation');\n    const overlay = document.getElementById('compare-overlay');\n    const handle = document.getElementById('compare-handle');\n    let isDragging = false;\n\n    function updateCompare(x){\n        const rect = container.getBoundingClientRect();\n        let pos = (x - rect.left) \/ rect.width;\n        pos = Math.max(0, Math.min(1, pos));\n        const percent = (1-pos)*100;\n        overlay.style.clipPath = `inset(0 ${percent}% 0 0)`;\n        handle.style.left = `${pos*100}%`;\n    }\n\n    \/\/ PC鼠标事件\n    container.addEventListener('mousedown',(e)=\u003e{\n        isDragging=true;\n        updateCompare(e.clientX);\n    })\n    document.addEventListener('mousemove',(e)=\u003e{\n        if(isDragging) updateCompare(e.clientX);\n    })\n    document.addEventListener('mouseup',()=\u003e{isDragging=false;})\n\n    \/\/ 移动端触摸事件\n    container.addEventListener('touchstart',(e)=\u003e{\n        isDragging=true;\n        updateCompare(e.touches[0].clientX);\n    })\n    document.addEventListener('touchmove',(e)=\u003e{\n        if(isDragging) {\n            e.preventDefault();\n            updateCompare(e.touches[0].clientX);\n        }\n    })\n    document.addEventListener('touchend',()=\u003e{isDragging=false;})\n})\n\u003c\/script\u003e","brand":"FushionMall","offers":[{"title":"Default Title","offer_id":53470861361519,"sku":null,"price":16.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0982\/0091\/2239\/files\/1_dd0ed2da-6105-4d3a-a6a9-b50d7cdb027f.webp?v=1789352330","url":"https:\/\/fushionmall.com\/products\/bivvy-bag-emergency-sleeping-bag","provider":"FushionMall","version":"1.0","type":"link"}