






ALTOS-S 20˚F Mummy Sleeping Bag
Step up your comfort. The ALTOS-S Sleeping Bags are designed with you in mind. The water-resistant fill keeps you warm and comfortable. These bags provide more room for your shoulders, legs, and feet.
Step up your features. The ALTOS-S Sleeping Bags are compact, environmentally friendly and so lofty when it’s time for bed. It’s a backpacker’s ultimate solution.
Step up your value. The ALTOS-S Sleeping Bags are not only warm, comfortable, and easy to pack, they also have features you don’t usually see at this price, like a vaulted footbox, zipper draft tubes, and a 3-piece hood. The ALTOS-S Sleeping Bag will step up your adventure.
More details about the ALTOS-S 20˚F Mummy Sleeping Bag:
Material Overview: | 20D / 400T Polyester mini Ripstop, 20D / 380T Polyester Taffeta, and Spectrum S - “SH” Micro Fiber Batting (with 30% Sonora) |
Shell Material: | 20D / 400T Polyester mini Ripstop |
Liner Material: | 20D / 380T Polyester Taffeta |
Fill Material: | Spectrum S - “SH” Micro Fiber Batting (with 30% Sonora) |
Dimensions (in use): | 84" x 32" (at the shoulders) x 17" (at the foot) |
Dimensions (stored or packed): | 12" x 9" x 9" |
Pack Weight: | 2.5 lbs. |
Storage Method: | Compression Sack |
Temperature Rating: | 20F / -7C |
Country of Origin: | China |
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.
Please note: We do not ship to P.O. boxes. Please provide a physical address when checking out.
We ship from our warehouse in Salt Lake City, Utah via various methods, including USPS and FedEx. Orders typically take 3-5 business days to arrive. Standard shipping is free for orders $149 and above to destinations in the continental 48 US states.
Expedited Shipping
Expedited shipping options are available via FedEx for areas within the continental 48 US states. Rates are based on product weight vs. destination.
Please note: Orders placed for in-stock items before 12 PM Mountain Time are shipped same day. Orders placed after this cut-off will ship the following business day.
International Shipping
At this time, TETON can only ship within the United States. Unfortunately, TETON Sports cannot ship products anywhere else internationally due to high shipping costs and the likelihood that your gear will arrive damaged (due to improper handling). Please check other retailers of TETON Sports gear such as Amazon, Amazon Canada, Amazon Australia, etc.

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 is anything goes wrong.