{"product_id":"teton-sports-fahrenheit-mammoth-0-f-double-sleeping-bag-oversized-94x62-in-cotton-flannel-liner-mummy-hood","title":"TETON Sports Fahrenheit Mammoth -18 °C Double Sleeping Bag — Oversized 94x62 in, Cotton-Flannel Liner \u0026 Mummy Hood","description":"\u003cstrong\u003eThe TETON Sports Fahrenheit Mammoth is an oversized double sleeping bag rated for 0°F that lets two people share a warm, roomy sleep system for car camping, base camps, and hunting trips.\u003c\/strong\u003e\n\n\u003cp\u003eBuilt bigger than a standard queen mattress at 94 x 62 inches, the Fahrenheit Mammoth combines a soft cotton-flannel liner, full-length draft tubes, and mummy-style shaping to trap heat while giving partners plenty of space. Thoughtful touches like unzipping on each side and at the foot, hanging loops, and a durable stuff sack make it practical for repeated outdoor use. The bag’s fiber insulation and design focus on retaining loft and warmth without complicated setup—ideal when you want fast, comfortable rest after a long day outdoors.\u003c\/p\u003e\n\n\u003ch3\u003eHow warm is the Mammoth and when should I use it?\u003c\/h3\u003e\n\u003cp\u003eThis double bag is designed for cold-weather car camping and base-camp scenarios where 0°F performance is appropriate. It is not a specialized mountaineering bag, but it performs well for camping, hunting, and family trips where a robust, insulated two-person bag is preferred.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTemperature rating: 0°F suitable for cold-season car camping.\u003c\/li\u003e\n  \u003cli\u003eInsulation: innovative fiber fill that maintains loft for heat retention.\u003c\/li\u003e\n  \u003cli\u003eBest use: car camping, hunting base camps, cabin trips, and family overnights.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWill two adults fit comfortably and still retain warmth?\u003c\/h3\u003e\n\u003cp\u003eYes—this bag is larger than a queen mattress so two sleepers can spread out. The design balances space and heat retention with shoulder and zipper draft tubes and a mummy-style hood to reduce heat loss while allowing shared comfort.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDimensions: 94 x 62 inches, roomier than standard double bags.\u003c\/li\u003e\n  \u003cli\u003eDraft control: shoulder and zipper draft tubes minimize cold spots.\u003c\/li\u003e\n  \u003cli\u003eAccess: full-length zips on both sides plus foot zipper for ventilation or entry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I pack and care for the Fahrenheit Mammoth?\u003c\/h3\u003e\n\u003cp\u003ePacking is simple thanks to the supplied heavy-duty stuff sack; stuffing from the bottom preserves the fill loft. For storage, use the hanging loops and keep it uncompressed to extend insulation life. Routine cleaning should follow label instructions to avoid damaging the fill.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eStuff sack provided for compact transport and easy compression.\u003c\/li\u003e\n  \u003cli\u003eStorage tip: hang when not in use to protect loft and prolong life.\u003c\/li\u003e\n  \u003cli\u003eCare: follow manufacturer washing\/drying instructions to maintain performance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat features improve comfort on multi-night outings?\u003c\/h3\u003e\n\u003cp\u003eThe Fahrenheit Mammoth includes a soft cotton-flannel interior and a mummy-style hood for cozy head warmth while still allowing movement. Useful extras like dual-side zippers, a bottom zipper for foot access, and loops for hanging add convenience without sacrificing comfort.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eLining: soft cotton flannel for a comfortable sleep surface.\u003c\/li\u003e\n  \u003cli\u003eHood and fit: mummy-style hood helps trap warm air around the head.\u003c\/li\u003e\n  \u003cli\u003eConvenience: dual zippers and hanging loops for easy use and storage.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The TETON Sports Fahrenheit Mammoth is aimed at couples, families, and outdoor enthusiasts who prefer a single shared sleep system for car camping, hunting camps, or longer base-camp stays. Choose this bag if you want generous sleeping space, straightforward packing with a supplied stuff sack, and design details that prioritize warmth and easy use over extreme alpine performance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the Fahrenheit Mammoth suitable for two adults?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. At 94 x 62 inches it’s larger than a queen and designed for two people with draft tubes to maintain warmth.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Does the bag come with a storage or transport sack?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. A heavy-duty stuff sack is included for compact packing; stuff from the bottom to preserve loft.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"TETON Sports","offers":[{"title":"Default Title","offer_id":59380945977692,"sku":"B00E9SUXVU","price":357.14,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1059\/5604\/9244\/files\/teton-fahrenheit-mammoth-front-view.jpg?v=1791242373","url":"https:\/\/sportium.co.uk\/products\/teton-sports-fahrenheit-mammoth-0-f-double-sleeping-bag-oversized-94x62-in-cotton-flannel-liner-mummy-hood","provider":"Sportium Sports And Outdoors","version":"1.0","type":"link"}