{"product_id":"buerts-680fp-envelope-down-sleeping-bag","title":"BUERTS 680FP Down Envelope Sleeping Bag for Lightweight 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\n\u003cdiv class=\"buerts-product-description\"\u003e\n\n  \u003ch2\u003eBUERTS 680FP Down Envelope Sleeping Bag\u003c\/h2\u003e\n\n  \u003cp\u003e\n    Designed for lightweight backpacking, camping, hiking, and outdoor travel,\n    the \u003cstrong\u003eBUERTS 680FP Down Envelope Sleeping Bag\u003c\/strong\u003e combines premium\n    down insulation, a roomy envelope shape, and compact storage for comfortable\n    outdoor sleep.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    Available in \u003cstrong\u003e44℉ and 32℉ temperature options\u003c\/strong\u003e, this sleeping\n    bag gives campers a flexible choice for warm-weather trips, cool nights, and\n    lightweight 3-season outdoor adventures.\n  \u003c\/p\u003e\n\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\u003e\n        Choose your sleeping bag based on your expected overnight temperature,\n        activity level, sleeping pad, shelter, clothing layers, and personal cold\n        tolerance.\n      \u003c\/p\u003e\n\n      \u003cp\u003e\u003cstrong\u003e44℉ Option\u003c\/strong\u003e\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003eWarm-weather camping\u003c\/li\u003e\n        \u003cli\u003eSummer backpacking\u003c\/li\u003e\n        \u003cli\u003eRoad trips and cabin stays\u003c\/li\u003e\n        \u003cli\u003eLightweight outdoor travel\u003c\/li\u003e\n      \u003c\/ul\u003e\n\n      \u003cp\u003e\u003cstrong\u003e32℉ Option\u003c\/strong\u003e\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003eCooler spring and fall camping\u003c\/li\u003e\n        \u003cli\u003eMountain campsites\u003c\/li\u003e\n        \u003cli\u003e3-season backpacking\u003c\/li\u003e\n        \u003cli\u003eOutdoor trips with lower overnight temperatures\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"buerts-accordion\"\u003e\n    \u003csummary\u003e680FP Premium Down Insulation\u003c\/summary\u003e\n    \u003cdiv class=\"buerts-accordion-content\"\u003e\n      \u003cp\u003e\n        Filled with \u003cstrong\u003e680FP premium down\u003c\/strong\u003e, this sleeping bag provides\n        soft loft, efficient warmth, and excellent compressibility for outdoor use.\n      \u003c\/p\u003e\n      \u003cp\u003e\n        Compared with bulky synthetic sleeping bags, down insulation helps reduce\n        packed size while keeping comfortable warmth for camping and backpacking.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"buerts-accordion\"\u003e\n    \u003csummary\u003eRoomy Envelope Shape\u003c\/summary\u003e\n    \u003cdiv class=\"buerts-accordion-content\"\u003e\n      \u003cp\u003e\n        The envelope shape provides more room around the shoulders, legs, and feet\n        than a narrow mummy sleeping bag.\n      \u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003eMore relaxed sleeping space\u003c\/li\u003e\n        \u003cli\u003eBetter freedom of movement\u003c\/li\u003e\n        \u003cli\u003eComfortable for side sleepers and casual campers\u003c\/li\u003e\n        \u003cli\u003eSuitable for car camping, backpacking, and travel\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"buerts-accordion\"\u003e\n    \u003csummary\u003eLightweight and Easy to Pack\u003c\/summary\u003e\n    \u003cdiv class=\"buerts-accordion-content\"\u003e\n      \u003cp\u003e\n        Built for hikers and travelers, this envelope down sleeping bag compresses\n        into the included storage sack for easier carrying.\n      \u003c\/p\u003e\n      \u003cp\u003e\n        Its packable design helps save backpack space while still providing a\n        comfortable outdoor sleep system.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"buerts-accordion\"\u003e\n    \u003csummary\u003eBuilt for 3-Season Outdoor Adventures\u003c\/summary\u003e\n    \u003cdiv class=\"buerts-accordion-content\"\u003e\n      \u003cp\u003e\n        This sleeping bag is designed for outdoor users who want lightweight warmth,\n        more sleeping room, and practical packability.\n      \u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003eBackpacking\u003c\/li\u003e\n        \u003cli\u003eHiking\u003c\/li\u003e\n        \u003cli\u003eCamping\u003c\/li\u003e\n        \u003cli\u003eTrekking\u003c\/li\u003e\n        \u003cli\u003eRoad trips\u003c\/li\u003e\n        \u003cli\u003eOutdoor travel\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"buerts-accordion\"\u003e\n    \u003csummary\u003eColor Options\u003c\/summary\u003e\n    \u003cdiv class=\"buerts-accordion-content\"\u003e\n      \u003cp\u003e\n        Available in \u003cstrong\u003eBlue\u003c\/strong\u003e and \u003cstrong\u003eBlack\u003c\/strong\u003e, this sleeping\n        bag gives you practical color choices for different outdoor gear setups.\n      \u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003eBlue for a fresh outdoor look\u003c\/li\u003e\n        \u003cli\u003eBlack for a classic technical style\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"buerts-accordion\"\u003e\n    \u003csummary\u003eProduct Features\u003c\/summary\u003e\n    \u003cdiv class=\"buerts-accordion-content\"\u003e\n      \u003cul\u003e\n        \u003cli\u003e680FP premium down insulation\u003c\/li\u003e\n        \u003cli\u003e44℉ and 32℉ temperature options\u003c\/li\u003e\n        \u003cli\u003eRoomy envelope sleeping bag shape\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 outdoor travel\u003c\/li\u003e\n        \u003cli\u003eAvailable in Blue and Black\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"buerts-accordion\"\u003e\n    \u003csummary\u003eProduct Specifications\u003c\/summary\u003e\n    \u003cdiv class=\"buerts-accordion-content\"\u003e\n      \u003ctable class=\"buerts-spec-table\"\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\u003eEnvelope Down Sleeping Bag\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eFill Material\u003c\/td\u003e\n          \u003ctd\u003ePremium Down\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eFill Power\u003c\/td\u003e\n          \u003ctd\u003e680 FP\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eTemperature Options\u003c\/td\u003e\n          \u003ctd\u003e44℉ \/ 32℉\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eShape\u003c\/td\u003e\n          \u003ctd\u003eEnvelope Sleeping Bag\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eColors\u003c\/td\u003e\n          \u003ctd\u003eBlue \/ Black\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eBest Use\u003c\/td\u003e\n          \u003ctd\u003eCamping, Hiking, Backpacking, Trekking, Outdoor Travel\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\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"buerts-accordion\"\u003e\n    \u003csummary\u003eWhy Choose BUERTS 680FP Envelope Sleeping Bag?\u003c\/summary\u003e\n    \u003cdiv class=\"buerts-accordion-content\"\u003e\n      \u003cp\u003e\n        BUERTS creates outdoor sleeping gear for adventurers who want the right\n        balance between warmth, comfort, and packability.\n      \u003c\/p\u003e\n      \u003cp\u003e\n        With 680FP down insulation, a roomy envelope shape, two temperature options,\n        and compact storage, this sleeping bag is a practical choice for campers\n        who want lightweight comfort without feeling restricted.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails class=\"buerts-accordion\"\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\u003e\n        This sleeping bag is available in 44℉ and 32℉ options for warm-weather\n        camping, cool nights, and lightweight 3-season outdoor use.\n      \u003c\/p\u003e\n\n      \u003cp\u003e\u003cstrong\u003eIs this a mummy sleeping bag?\u003c\/strong\u003e\u003c\/p\u003e\n      \u003cp\u003e\n        No. This is an envelope sleeping bag, which provides more room than a\n        narrow mummy design.\n      \u003c\/p\u003e\n\n      \u003cp\u003e\u003cstrong\u003eIs this sleeping bag good for backpacking?\u003c\/strong\u003e\u003c\/p\u003e\n      \u003cp\u003e\n        Yes. The down insulation and compact storage make it suitable for\n        backpacking, hiking, camping, and outdoor travel.\n      \u003c\/p\u003e\n\n      \u003cp\u003e\u003cstrong\u003eHow should I store a down sleeping bag?\u003c\/strong\u003e\u003c\/p\u003e\n      \u003cp\u003e\n        Store it loosely in a dry and ventilated place. Avoid long-term compression\n        storage to help maintain down loft and insulation performance.\n      \u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n\u003c\/div\u003e","brand":"BUERTS","offers":[{"title":"Blue \/ 44℉","offer_id":51184736665876,"sku":"BSE-B400H-Blue","price":119.0,"currency_code":"EUR","in_stock":true},{"title":"Blue \/ 32℉","offer_id":52803204251924,"sku":null,"price":149.0,"currency_code":"EUR","in_stock":false},{"title":"Black \/ 44℉","offer_id":51184736698644,"sku":"BSE-B400H-Black","price":119.0,"currency_code":"EUR","in_stock":true},{"title":"Black \/ 32℉","offer_id":52803204284692,"sku":null,"price":149.0,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0961\/3292\/3668\/files\/336f4e5a00ec437b9c4c3b255abc28a3.png?v=1755248421","url":"https:\/\/www.buerts.com\/products\/buerts-680fp-envelope-down-sleeping-bag","provider":"BUERTS Outdoor","version":"1.0","type":"link"}