{"product_id":"snowbird-sp400-down-mummy-sleeping-bag","title":"Snowbird™ SP400 Down Mummy Sleeping Bag 39°F \/ 3.8°C","description":"\u003cp\u003eThe Naturehike Snowbird SP400 is a 2025 upgraded ultralight down sleeping bag engineered for cold-weather camping and backpacking. Filled with 400g of premium RDS \u0026amp; IDS certified duck down (650 fill power), it balances warmth and weight for reliable performance in temperatures as low as 38.8℉. The SP400 features a wind-blocking draft tube, C-shaped wrap design, and internal storage pocket, all designed to retain body heat while maintaining a compact carry size. Ideal for hikers, campers, and alpine adventurers seeking serious warmth without extra bulk.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"689\" data-start=\"665\"\u003eUltralight \u0026amp; Compact\u003c\/strong\u003e – Weighs just approx. 2.2 lbs*, with a small packed size for easy transport\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"793\" data-start=\"770\"\u003eCertified Down Fill\u003c\/strong\u003e – 400g of traceable duck down (650FP), RDS \u0026amp; IDS certified for quality and ethics\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"910\" data-start=\"880\"\u003eProfessional Warmth Design\u003c\/strong\u003e – Wind-blocking collar and C-shaped baffle structure minimize heat loss\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"1006\" data-start=\"987\"\u003eComfort Focused\u003c\/strong\u003e – Soft 20D nylon shell, 3D footbox, and internal pocket for gear or phone\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong data-end=\"1110\" data-start=\"1085\"\u003eBuilt for Cold Nights\u003c\/strong\u003e – Comfort rated to 38.8℉, great for spring, autumn, or early winter use\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Naturehike","offers":[{"title":"brown \/ M","offer_id":46812766011648,"sku":"6927595784402","price":179.99,"currency_code":"EUR","in_stock":true},{"title":"brown \/ L","offer_id":46812766044416,"sku":"6927595784396","price":179.99,"currency_code":"EUR","in_stock":true},{"title":"Khaki \/ M","offer_id":46812765946112,"sku":"6927595784495","price":179.99,"currency_code":"EUR","in_stock":true},{"title":"Khaki \/ L","offer_id":46812765978880,"sku":"6927595784464","price":179.99,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0490\/8954\/4346\/files\/61El6lwQmqL._AC_SX679_cb83a4f1-93f2-4bef-b8c1-6541601fb33f.jpg?v=1752202489","url":"https:\/\/www.naturehike.com\/nl-de\/products\/snowbird-sp400-down-mummy-sleeping-bag","provider":"Naturehike","version":"1.0","type":"link"}