Reactor is a sleeping bag liner that provides additional warmth to the sleeping bag. A great addition when a sleeping bag isn't warm enough.In warm weather or during travel, it can be used as a hygienic sleeping bag by itself.
THERMOLITE® Reactor is the lightest of the Sea to Summit heated liners. Hollow core fibers retain heat and offer excellent thermal insulation properties. The sheet is extremely flexible, soft and light.
Sleeping bag liner Sea to Summit Reactor Liner : Additional information
