Our most popular sleeping bag liner! The Reactor is made from 80g/m² THERMOLITE®—the lightest weight THERMOLITE® fabric available. THERMOLITE® is a hollow core fibre that provides amazing warmth for its weight and remains extremely breathable. The Reactor adds up to 8°C of warmth to your sleeping bag or can be used alone as a warm weather bag.
- Adapts to varied temperatures and humidi
- Lighter weight, more packable than fleece
- Mummy shape with a box foot
- Drawcord hood with mini cord lock
- Extends life of sleeping bags by keeping them clean
- Contrasting colour along the top edge makes it easier to find the opening
- Adds warmth to a sleeping bag
- Packs into its own UltraSil® stuff sack
- Machine washable
