The Petrel 10 UL Women's Sleeping Bag from Feathered Friends is perfect for sleeping in the backcountry. This lightweight, highly compressible sleeping bag is ideal for backpacking and camping trips, with 800 fill power European goose down insulation providing a soft, warm feel without weighing you down. With a temperature rating of 10F (-12C), you can rest assured that you'll stay warm and cozy in even the coldest of conditions.