Cosmic 20 Deg 600 Dridown - Regular Compression 58% polyester

58% polyester

Standing the test of time takes more than durability

Smooth surface and control shape

Waist adjusters

Aerocore Construction – Smith's Aerocore design increases airflow

Cosmic 20 Deg 600 Dridown - Regular Compression 58% polyesterThe Cosmic 20 Degree sleeping bag is insulated with 600 fill power DriDown. Renowned for their efficiency in retaining heat and compressible properties, the feathers and fibers of down have an incredibly soft, comfortable feel, and despite advances in synthetic materials, continue to provide the best warmth to weight ratio of any insulation available. The one inherent weakness of down insulation is that it loses much of its ability to maintain warmth