{"product_id":"buerts-620fp-down-mummy-sleeping-bag","title":"BUERTS 620FP Down Mummy Sleeping Bag for Backpacking","description":"\u003cstyle\u003e\n  .buerts-product-description {\n    max-width: 900px;\n    margin: 0 auto;\n    font-size: 16px;\n    line-height: 1.65;\n    color: #333;\n  }\n\n  .buerts-product-description h2 {\n    font-size: 28px;\n    line-height: 1.3;\n    margin: 0 0 14px;\n  }\n\n  .buerts-product-description p {\n    margin: 0 0 14px;\n  }\n\n  .buerts-accordion {\n    border-top: 1px solid #ddd;\n    margin: 0;\n    padding: 0;\n  }\n\n  .buerts-accordion:last-child {\n    border-bottom: 1px solid #ddd;\n  }\n\n  .buerts-accordion summary {\n    list-style: none;\n    cursor: pointer;\n    padding: 18px 28px 18px 0;\n    font-size: 18px;\n    font-weight: 700;\n    color: #333;\n    position: relative;\n  }\n\n  .buerts-accordion summary::-webkit-details-marker {\n    display: none;\n  }\n\n  .buerts-accordion summary::after {\n    content: \"+\";\n    position: absolute;\n    right: 0;\n    top: 18px;\n    font-size: 22px;\n    font-weight: 400;\n    line-height: 1;\n  }\n\n  .buerts-accordion[open] summary::after {\n    content: \"−\";\n  }\n\n  .buerts-accordion-content {\n    padding: 0 0 18px;\n  }\n\n  .buerts-accordion-content ul {\n    margin: 8px 0 0 20px;\n    padding: 0;\n  }\n\n  .buerts-accordion-content li {\n    margin-bottom: 6px;\n  }\n\n  .buerts-spec-table {\n    width: 100%;\n    border-collapse: collapse;\n    margin-top: 10px;\n  }\n\n  .buerts-spec-table td {\n    padding: 10px 8px;\n    border-bottom: 1px solid #eee;\n    vertical-align: top;\n  }\n\n  .buerts-spec-table td:first-child {\n    width: 36%;\n    font-weight: 700;\n  }\n\n  @media screen and (max-width: 749px) {\n    .buerts-product-description {\n      font-size: 15px;\n    }\n\n    .buerts-product-description h2 {\n      font-size: 24px;\n    }\n\n    .buerts-accordion summary {\n      font-size: 16px;\n      padding: 16px 28px 16px 0;\n    }\n\n    .buerts-accordion summary::after {\n      top: 16px;\n    }\n\n    .buerts-spec-table td:first-child {\n      width: 42%;\n    }\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"buerts-product-description\"\u003e\n\u003ch2\u003eBUERTS 620FP Down Mummy Sleeping Bag\u003c\/h2\u003e\n\u003cp\u003eDesigned for hiking, backpacking, camping, and mountaineering, the \u003cstrong\u003eBUERTS 620FP Down Mummy Sleeping Bag\u003c\/strong\u003e combines RDS-certified down insulation, a heat-efficient mummy shape, and compact storage for outdoor sleep in changing conditions.\u003c\/p\u003e\n\u003cp\u003eAvailable in \u003cstrong\u003e-5℃\u003c\/strong\u003e and \u003cstrong\u003e5℃\u003c\/strong\u003e temperature options, this sleeping bag lets you choose the right warmth level for cold-weather camping, 3-season backpacking, and mountain adventures.\u003c\/p\u003e\n\u003cdetails class=\"buerts-accordion\" open=\"\"\u003e\n\u003csummary\u003eChoose Your Temperature Rating\u003c\/summary\u003e\n\u003cdiv class=\"buerts-accordion-content\"\u003e\n\u003cp\u003eChoose your sleeping bag based on the lowest overnight temperature you expect, along with your sleeping pad, tent, clothing layers, humidity, wind, and personal cold tolerance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e-5℃ Option\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCold-weather camping\u003c\/li\u003e\n\u003cli\u003eFall and winter hiking\u003c\/li\u003e\n\u003cli\u003eMountain campsites\u003c\/li\u003e\n\u003cli\u003eBackpacking in lower temperatures\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e5℃ Option\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLightweight 3-season camping\u003c\/li\u003e\n\u003cli\u003eSpring, summer, and fall backpacking\u003c\/li\u003e\n\u003cli\u003eWeekend hiking trips\u003c\/li\u003e\n\u003cli\u003eMild to cool outdoor nights\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"buerts-accordion\" open=\"\"\u003e\n\u003csummary\u003e620FP RDS-Certified Down Insulation\u003c\/summary\u003e\n\u003cdiv class=\"buerts-accordion-content\"\u003e\n\u003cp\u003eFilled with \u003cstrong\u003e620FP RDS-certified down\u003c\/strong\u003e, this sleeping bag provides soft loft, efficient warmth, and compressibility for hiking and backpacking trips.\u003c\/p\u003e\n\u003cp\u003eThe down insulation helps trap warm air while reducing unnecessary bulk, making the sleeping bag easier to pack for outdoor travel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"buerts-accordion\" open=\"\"\u003e\n\u003csummary\u003eMummy Shape for Better Heat Retention\u003c\/summary\u003e\n\u003cdiv class=\"buerts-accordion-content\"\u003e\n\u003cp\u003eThe mummy-style shape reduces empty space inside the sleeping bag, helping keep warm air closer to your body during cold nights outdoors.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eImproved heat retention\u003c\/li\u003e\n\u003cli\u003eBetter warmth-to-weight efficiency\u003c\/li\u003e\n\u003cli\u003eCompact backpacking-friendly shape\u003c\/li\u003e\n\u003cli\u003eDesigned for cold-weather outdoor sleep\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"buerts-accordion\" open=\"\"\u003e\n\u003csummary\u003eDurable 400T 20D Nylon Fabric\u003c\/summary\u003e\n\u003cdiv class=\"buerts-accordion-content\"\u003e\n\u003cp\u003eThe outer shell uses \u003cstrong\u003e400T 20D nylon fabric\u003c\/strong\u003e, offering a lightweight, durable, wind-resistant, water-repellent, and tear-resistant structure for outdoor use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e400T 20D nylon shell\u003c\/li\u003e\n\u003cli\u003eLightweight outdoor fabric\u003c\/li\u003e\n\u003cli\u003eWind-resistant and water-repellent performance\u003c\/li\u003e\n\u003cli\u003eTear-resistant for camping and backpacking use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"buerts-accordion\" open=\"\"\u003e\n\u003csummary\u003eLightweight and Compact Storage\u003c\/summary\u003e\n\u003cdiv class=\"buerts-accordion-content\"\u003e\n\u003cp\u003eBuilt for backpackers, this down sleeping bag compresses into the included storage sack for easier packing and transport.\u003c\/p\u003e\n\u003cp\u003eIts compact design helps save backpack space while keeping reliable warmth available for outdoor adventures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"buerts-accordion\" open=\"\"\u003e\n\u003csummary\u003ePractical Outdoor Details\u003c\/summary\u003e\n\u003cdiv class=\"buerts-accordion-content\"\u003e\n\u003cul\u003e\n\u003cli\u003eInner pocket for small essentials\u003c\/li\u003e\n\u003cli\u003eComfortable neckline design helps reduce heat loss\u003c\/li\u003e\n\u003cli\u003eHigh-quality zipper system\u003c\/li\u003e\n\u003cli\u003eCompatible zipper design for connecting sleeping bags\u003c\/li\u003e\n\u003cli\u003eCompression sack included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"buerts-accordion\" open=\"\"\u003e\n\u003csummary\u003eColor Options\u003c\/summary\u003e\n\u003cdiv class=\"buerts-accordion-content\"\u003e\n\u003cp\u003eAvailable in \u003cstrong\u003eBlack\u003c\/strong\u003e and \u003cstrong\u003eGreen\u003c\/strong\u003e, this mummy down sleeping bag gives you practical outdoor color choices.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBlack for a classic technical outdoor style\u003c\/li\u003e\n\u003cli\u003eGreen for a natural camping and hiking look\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"buerts-accordion\" open=\"\"\u003e\n\u003csummary\u003eBest For\u003c\/summary\u003e\n\u003cdiv class=\"buerts-accordion-content\"\u003e\n\u003cul\u003e\n\u003cli\u003eBackpacking\u003c\/li\u003e\n\u003cli\u003eHiking\u003c\/li\u003e\n\u003cli\u003eCamping\u003c\/li\u003e\n\u003cli\u003eMountaineering\u003c\/li\u003e\n\u003cli\u003eTrekking\u003c\/li\u003e\n\u003cli\u003eCold-weather outdoor travel\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"buerts-accordion\" open=\"\"\u003e\n\u003csummary\u003eProduct Features\u003c\/summary\u003e\n\u003cdiv class=\"buerts-accordion-content\"\u003e\n\u003cul\u003e\n\u003cli\u003e620FP RDS-certified down insulation\u003c\/li\u003e\n\u003cli\u003eTwo temperature options: -5℃ and 5℃\u003c\/li\u003e\n\u003cli\u003eMummy sleeping bag shape\u003c\/li\u003e\n\u003cli\u003e400T 20D nylon fabric\u003c\/li\u003e\n\u003cli\u003eLightweight backpacking construction\u003c\/li\u003e\n\u003cli\u003eCompact compression storage\u003c\/li\u003e\n\u003cli\u003eDesigned for hiking, camping, backpacking, and mountaineering\u003c\/li\u003e\n\u003cli\u003eAvailable in Black and Green\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"buerts-accordion\" open=\"\"\u003e\n\u003csummary\u003eProduct Specifications\u003c\/summary\u003e\n\u003cdiv class=\"buerts-accordion-content\"\u003e\n\u003ctable class=\"buerts-spec-table\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBUERTS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eDown Mummy Sleeping Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFill Material\u003c\/td\u003e\n\u003ctd\u003eRDS-Certified Down\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFill Power\u003c\/td\u003e\n\u003ctd\u003e620 FP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Options\u003c\/td\u003e\n\u003ctd\u003e-5℃ \/ 5℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShape\u003c\/td\u003e\n\u003ctd\u003eMummy Sleeping Bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFabric\u003c\/td\u003e\n\u003ctd\u003e400T 20D Nylon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColors\u003c\/td\u003e\n\u003ctd\u003eBlack \/ Green\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBest Use\u003c\/td\u003e\n\u003ctd\u003eHiking, Backpacking, Camping, Mountaineering, Trekking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePackage Includes\u003c\/td\u003e\n\u003ctd\u003eSleeping Bag + Compression Sack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"buerts-accordion\" open=\"\"\u003e\n\u003csummary\u003eWhy Choose BUERTS 620FP Down Mummy Sleeping Bag?\u003c\/summary\u003e\n\u003cdiv class=\"buerts-accordion-content\"\u003e\n\u003cp\u003eBUERTS creates outdoor sleeping gear for hikers who need the right balance between warmth, weight, comfort, and packability.\u003c\/p\u003e\n\u003cp\u003eWith 620FP RDS-certified down insulation, a heat-efficient mummy shape, durable 400T 20D nylon fabric, and two temperature options, this sleeping bag is built for dependable outdoor sleep across different seasons.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"buerts-accordion\" open=\"\"\u003e\n\u003csummary\u003eCare Instructions\u003c\/summary\u003e\n\u003cdiv class=\"buerts-accordion-content\"\u003e\n\u003cul\u003e\n\u003cli\u003eStore in a dry and ventilated place\u003c\/li\u003e\n\u003cli\u003eAvoid long-term compression storage\u003c\/li\u003e\n\u003cli\u003eKeep the sleeping bag completely dry before storage\u003c\/li\u003e\n\u003cli\u003eAir out after unpacking to help restore loft\u003c\/li\u003e\n\u003cli\u003eFollow the care label before washing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"buerts-accordion\" open=\"\"\u003e\n\u003csummary\u003eFrequently Asked Questions\u003c\/summary\u003e\n\u003cdiv class=\"buerts-accordion-content\"\u003e\n\u003cp\u003e\u003cstrong\u003eWhat temperature options are available?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThis sleeping bag is available in two options: -5℃ and 5℃\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this sleeping bag good for backpacking?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes. The down insulation, mummy shape, and compression storage make it suitable for backpacking, hiking, camping, and mountaineering.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat does 620FP mean?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e620FP refers to the fill power of the down insulation. It describes the loft and warmth efficiency of the down while helping keep the sleeping bag lightweight and compressible.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this sleeping bag be used in winter?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe -5℃ option is designed for colder outdoor conditions. Always choose the temperature rating based on your expected overnight temperature, sleeping pad, shelter, clothing layers, and personal comfort.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e","brand":"BUERTS","offers":[{"title":"Black \/ -5℃","offer_id":51184759832852,"sku":"BSM-C1200H-Black","price":265.0,"currency_code":"EUR","in_stock":true},{"title":"Black \/ 5℃","offer_id":52781479330068,"sku":"BSM-C800H-BLACK","price":215.0,"currency_code":"EUR","in_stock":false},{"title":"Green \/ -5℃","offer_id":51184759865620,"sku":"BSM-C1200H-Green","price":265.0,"currency_code":"EUR","in_stock":true},{"title":"Green \/ 5℃","offer_id":52781479362836,"sku":"BSM-C800H-GREEN","price":215.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0961\/3292\/3668\/files\/e51240d7be474bc4af19af7ce82aada9_0ef17f34-0f4a-46b7-8afe-9f499bb16d83.png?v=1755250008","url":"https:\/\/www.buerts.com\/products\/buerts-620fp-down-mummy-sleeping-bag","provider":"BUERTS Outdoor","version":"1.0","type":"link"}