The "Reactor" is made from Thermolite®, a hollow core fiber that provides extraordinary warmth for its weight and remains extremely breathable. Adds up to 15 degrees F / 8 degrees C of warmth to a sleeping bag or, used alone, is the ideal warm weather bag.
- Lighter weight, more packable than fleece
- Adds up to 15 degrees F / 8 degrees C of warmth to a sleeping bag
- Mummy shape with a box foot
- Draw cord hood with mini cord lock
- Color of liner is black
- Weighs just 8.7oz
- Packs into its own 3" x 5" sil nylon stuff sack