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Mammoth 0˚F Double Sleeping Bag
Green & Tan
4882 Wiley Post Way
4882 Wiley Post Way
Salt Lake City UT 84116
United States
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The Mammoth 0°F Sleeping Bag combines roomy comfort with dependable warmth for your next outdoor adventure. Measuring 94 x 62 inches, it’s generously sized for two campers or anyone who enjoys extra space to stretch out. This bag features a durable double-layer construction, high-performance insulation, and draft tubes to trap heat and ensure cozy nights down to 0°F/-7°C. The Mammoth sleeping bag also features an integrated hood and full-length zippers with draft tubes so you can sleep your way. From brisk fall campouts to weekends under the stars, the Mammoth 0°F is perfect for your next adventure.
*The ratings we use are Survival Temperature Ratings, this is the coldest temperature the sleeping bag is designed to keep you alive in, but it doesn’t guarantee comfort. At the lowest point, you might be shivering or experience discomfort. For comfort ratings, we suggest adding 20-30 degrees from the listed rating.
Best Use: | Camping |
Sizing Note: | TETON's extra cozy sleeping bags are often bulkier than customers expect. This sleeping bag is considered oversized, and is great for camping by your car or RV, but won't work for backpacking. |
Material Overview: | Polyester Taffeta, Polyester Flannel, and SuperLoft Elite Single Channel Hollow Fiber |
Zipper Type: | Two-way U-Zip means you can unzip completely to make two camp comforters |
Shell Material: | Polyester Taffeta |
Liner Material: | Polyester Flannel |
Fill Material: | SuperLoft Elite Single Channel Hollow Fiber |
Dimensions (in use): | 94" x 62" |
Dimensions (stored or packed): | 28" x 16" x 16" |
Pack Weight: | 16.5 lbs. |
Storage Method: | Compression Sack |
Temperature Rating: | 0F / -18C |
A Note About Temperature Ratings: | Most of our sleeping bags list an extreme rating. Because of this, it’s important to consider your sleeping preferences when selecting a bag. If you like things toasty, we recommend adding 30° degrees to the listed temperature rating when selecting a bag. For help selecting the perfect bag, contact us. |
Country of Origin: | China |
Care Instructions: | Learn how to care for a TETON sleeping bag. |
For California Residents: | Prop 65 Warning |
Please note: We do not ship to P.O. boxes. Please provide a physical shipping address when checking out.
We ship from our warehouse in Salt Lake City, Utah via various methods, including USPS and FedEx. If an item is available for sale, it is in stock in our warehouse and will ship as soon as the payment processes, usually within 1 business day of your order.
Once shipped, orders typically take approximately 3 to 5 business days to arrive.
Standard shipping is free for orders $75 and above—after discounts are applied and before taxes and shipping are calculated—to destinations in the continental 48 US states.
When you place an order, you will get a confirmation email. Once your order has left our warehouse, we will email your tracking information to you. Your carrier can give you an estimated arrival date. Most carriers provide step-by-step updates if you request them.
Express shipping is available via FedEx. Rates are calculated by package weight and destination. These options and their rates will be available during checkout.

Built TETON Tough
Our Lifetime Warranty
All of our products are backed by a limited lifetime guarantee. Our products are built to withstand whatever nature throws at you, but rest assured, our warranty will help get your gear repaired or replaced if anything goes wrong.