Increases sleeping bag performance by up to 8°C (14°F) with 80g/m² Thermolite® fabric. Ideal as part of a cold climate sleep system, or as a standalone bag in warm weather. The "Reactor" is made from Thermolite®, a hollow core fiber that provides extraordinary warmth for its weight and remains extremely breathable.
- 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
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