- Polyester
- Durable 50D polyester shell fabric
- 600 fill Responsible Down Standard (RDS) down, certified by Control Union, in bag top More About RDS
- 170 g/m2 ThermaFill polyester insulation in bottom of bag
- Storage/stuff sack included
- 80" x 33" | 2 lbs 9 oz
This mummy-style, 3-season backpacking bag combines Premium Down insulation on top, and moisture-resistant ThermaFill® insulation on the bottom. This hybrid technology provides exceptional warmth, minimum weight, and easy packability.