How to Choose Sleeping Bags for Backpacking

Built for women who want minimal weight but maximum comfort, the women's Sea to Summit Spark 45F sleeping bag is filled with 850+ fill-power down, and the 10-denier shell keeps moisture out.
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Imported.
Best Use | Backpacking |
---|---|
Tested Lower Limit | 39 degrees (F) - ISO |
Tested Comfort | 45 degrees (F) - ISO |
Temperature Rating (F) | 45 degrees (F) |
Temperature Rating (C) | 7 degrees (C) |
Weight | Long: 15.2 ounces |
Ultralight | Yes |
Shell | Nylon |
Zipper Location | Right |
Insulation Type | Down |
Water-Resistant Down | Yes |
Fill | 850+ fill-power goose down |
Fill Weight | Long: 8.1 ounces |
Sleeping Capacity | 1-person |
Lining | Nylon |
Sleeping Bag Shape | Mummy |
Fits Up To (in.) | Long: 72 inches |
Shoulder Girth (in.) | Long: 59 inches |
Hip Girth (in.) | Long: 59 inches |
Stuff Sack Size | 9.4 x 5.9 x 3.9 inches |
Stuff Sack Volume | 3 liters |
Compressed Volume | Long: 3 liters |
Gender | Women's |
Sustainability | Down certified to the Responsible Down Standard (RDS) |