Sea to Summit Reactor Midweight Liner Travel pillow

PROMOTES HEAT OF SLEEP SYSTEM - Thermolite Pro uses far infrared technology and hollow-core fibers to trap and reflect body heat without adding bulk MOVEMENT OF MOVEMENT - Stretch knit and molded arm openings allow unrestricted range of motion and provide natural comfort throughout sleep TECHNICAL SHAPE & HOOD Ergonomic design with fitted hood provides optimal warmth and comfort without adding weight or bulk STAY FRESH LONGER - HeiQ Fresh odor control technology keeps liner fresh after prolonged use SLEEP SYSTEM INCLUSION - Snap connectors on shoulders easily pair with Sea to Summit sleeping bags for fast, hassle-free entry and exit

The Sea to Summit Reactor Midweight Liner is a thermal sleeping bag liner designed to significantly boost warmth without adding bulk. Using advanced Thermolite® Pro fabric with hollow-core fibres and infrared-absorbing ceramic pigments, it traps body heat to add up to 6 °C | 11 °F to your sleep system. Stretch-knit fabric and shaped arm openings allow unrestricted movement for natural comfort. Quick-drying and treated with HeiQ Fresh for odour control, it’s easy to clean and helps extend your sleeping bag’s lifespan. Perfect for backpacking, cold-weather camping, and mountaineering expeditions.