How to Choose Sleeping Bags for Backpacking

For alpine traverses, expeditions in severe conditions and travels in the coldest temps, the Mountain Hardwear Phantom WINDSTOPPER -40F/-40C sleeping bag is light and warm with 800-fill-power down.
Imported.
View all Mountain Hardwear Backpacking Sleeping BagsBest Use | Mountaineering Backpacking |
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Temperature Rating (F) | -40 degrees (F) |
Temperature Rating (C) | -40 degrees (C) |
Weight | Regular - Left Zip: 4 lbs. 8.4 oz. Long - Left Zip: 4 lbs. 11.3 oz. |
Ultralight | Yes |
Shell | GORE WINDSTOPPER 30-denier 2-layer nylon ripstop 57 g/m2 |
Zipper Location | Left |
Insulation Type | Down |
Fill | 800-fill-power RDS-certified goose down (fluorine free) |
Fill Weight | Regular - Left Zip: 2 lbs. 15.5 oz. Long - Left Zip: 3 lbs. 1.1 oz. |
Sleeping Capacity | 1-person |
Lining | 15-denier nylon ripstop 34 g/m2 |
Sleeping Bag Shape | Mummy |
Fits Up To (in.) | Regular - Left Zip: 72 inches Long - Left Zip: 78 inches |
Shoulder Girth (in.) | 66 inches |
Hip Girth (in.) | 62 inches |
Stuff Sack Size | 11 x 20 inches |
Stuff Sack Volume | 31.1 liters |
Compressed Volume | Regular - Left Zip: 15.4 liters Long - Left Zip: 16 liters |
Gender | Unisex |
Sustainability | Down certified to the Responsible Down Standard (RDS) |