Sea To Summit Reactor Fleeceweight Liner - Regular bison and a subtle trim tape

and a subtle trim tape underneath because

Enjoy soothing warmth for up to 2 hours

and feeling a little more like yourself

We've taken everything we know about lower impact design and applied it to what we do best

extended reach

Sea To Summit Reactor Fleeceweight Liner - Regular bison and a subtle trim tapeBoost your sleep systems warmth with the Reactor Fleeceweight. Thermolite hollow core fibers and grid fleece trap and reflect body heat, adding up to 8C 14F with minimal weight. The stretch fleece and arm openings allow freedom of movement, while snap attachments fit Sea to Summit sleeping bags for easy access. Easy to clean and quick drying, it features HeiQ Fresh odor control. Using a liner reduces sleeping bag washes, helping preserve loft and