The Thermolite Reactor increases sleeping bag performance by up to 8 degrees C with 80g/m2 Thermolite fabric. It is ideal as part of a cold climate sleep system, or as a standalone bag in warm weather. The Thermolite Reactor is made from the lightest of Thermolite fibres. Features
Adds warmth to a sleeping bag
Mummy shape with a box foot
Draw cord hood with mini cord lock
Packs into its own UltraSil stuff sack
Lighter in weight, more packable than fleece
Machine washable
