How to Choose Sleeping Bags for Backpacking
Western Mountaineering Puma STS -25 Sleeping Bag
$1,210.00 – to $1,240.00
Packed with 850+ fill-power down and built with a roomy cut, the Western Mountaineering Puma STS -25 sleeping bag provides the warmth and comfort you need to enjoy wintertime adventures.
Key Details
Fill
850+ fill-power goose down
Weight
6 FT Left Zip: 3 lbs. 10 oz.
6 FT 6 IN Left Zip: 3 lbs. 15 oz.
Compressed Volume
6 FT Left Zip: 19.4 liters
6 FT 6 IN Left Zip: 20.5 liters
Temperature Rating (F)
-25 degrees (F)
- Weather-resistant Storm Shield shell protects against extreme wind and moisture, while maximizing inner breathability
- 37 oz. of 850+ fill-power ethically-sourced premium goose down lofts this bag to a full 9 in. for a rating of -25°F
- Large shoulder girth provides room to layer, store clothing and fit larger folks
- The inside foot section is sewn with a 2.4 oz. fabric to protect the bag while stowing gear
- 2 interlocking draft tubes seal the sleeping bag against cold wind and help retain inner temperature
- Full down-filled collar and both interlocking draft tubes are also completely made with Storm Shield fabric
- V-Block side baffles provide phenomenal down control and improve insulation in colder temperatures
- Reverse differential hood keeps you insulated with a drawcord option for tightening down
- Comes with an ultralight stuff sack and a breathable mesh storage bag
- EN testing not available at these colder temperatures
Made in USA.
View all Western Mountaineering Backpacking Sleeping Bags| Best Use | Backpacking |
|---|---|
| Temperature Rating (F) | -25 degrees (F) |
| Temperature Rating (C) | -32 degrees (C) |
| Weight | 6 FT Left Zip: 3 lbs. 10 oz. 6 FT 6 IN Left Zip: 3 lbs. 15 oz. |
| Shell | Storm Shield |
| Zipper Location | Left |
| Insulation Type | Down |
| Fill | 850+ fill-power goose down |
| Fill Weight | 6 FT Left Zip: 2 lbs. 5 oz. 6 FT 6 IN Left Zip: 2 lbs. 8 oz. |
| Sleeping Capacity | 1-person |
| Lining | Nylon taffeta |
| Sleeping Bag Shape | Mummy |
| Fits Up To (in.) | 6 FT Left Zip: 72 inches 6 FT 6 IN Left Zip: 78 inches |
| Shoulder Girth (in.) | 6 FT Left Zip: 64 inches 6 FT 6 IN Left Zip: 66 inches |
| Hip Girth (in.) | 6 FT Left Zip: 56 inches 6 FT 6 IN Left Zip: 57 inches |
| Stuff Sack Size | 10 x 20 inches |
| Stuff Sack Volume | 25.74 liters |
| Compressed Volume | 6 FT Left Zip: 19.4 liters 6 FT 6 IN Left Zip: 20.5 liters |
| Gender | Unisex |
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