{"product_id":"snowbird™-base-700-down-mummy-sleeping-bag-21-f-6-c-副本","title":"Snowbird™ Base 350 Down Mummy Sleeping Bag 40°F\/ 4°C","description":"\u003cp\u003e\u003cstrong\u003eSnowbird™ Base 350 Mummy Sleeping Bag\u003c\/strong\u003e, versatile mummy sleeping bag with 650FP duck down and multi-mode zipper system — offering flexible ventilation options for backpackers who demand warmth without compromising on convenience.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan class=\"\"\u003e650FP High-Quality Duck Down Insulation: \u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003eFilled with 90% 650FP duck down, independently tested and certified with 683 fill power — delivering reliable warmth-to-weight performance for 3-season backpacking adventures.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan class=\"\"\u003eMulti-Mode Zipper System for Flexible Use: \u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003eInnovative 3-way zipper design allows side-open, full-open, and foot-out modes — giving you quick access, maximum ventilation, or extra breathability without fully unzipping, adapting to changing conditions throughout the night.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan class=\"\"\u003eProfessional Warmth Design: \u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003eFeatures an insulated hood for head and neck warmth, wind-blocking strips to keep out cold drafts, a three-dimensional foot box for added comfort, and an inner pocket to protect your phone from cold temperatures.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan class=\"\"\u003eAdvanced Down Retention Technology: \u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003ePrecision sewing with box-baffle construction and independent compartments prevent down from shifting or clumping — ensuring even distribution and consistent warmth without cold spots. Anti-leakage stitching keeps down securely in place.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan class=\"\"\u003eCompact Packability for the Trail: \u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003eIncludes three storage solutions — storage bag for loft preservation, stuff sack for travel, and compression sack for space-saving packability — so you can choose the right balance of volume and protection for your journey.\u003c\/span\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\u003cimg\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Naturehike","offers":[{"title":"Blue \/ M","offer_id":49765017682176,"sku":"6927595708286","price":149.99,"currency_code":"USD","in_stock":true},{"title":"Gray \/ M","offer_id":49765017977088,"sku":"6927595764893","price":149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0490\/8954\/4346\/files\/1-700L_4a03f3c3-4c30-4310-a801-1e3ca2ebfff2.jpg?v=1785821592","url":"https:\/\/www.naturehike.com\/products\/snowbird%e2%84%a2-base-700-down-mummy-sleeping-bag-21-f-6-c-%e5%89%af%e6%9c%ac","provider":"Naturehike","version":"1.0","type":"link"}