Reactor Sleeping Bag Liner | Yellow

Boost your sleeping bag's warmth without the bulk of an extra layer. The Reactor Liner features advanced Thermolite® Pro fabric infused with heat-reflecting ceramic pigments and eco-conscious EcoMade fibers to maximize thermal efficiency. Its stretchy knit construction molds to any sleeping bag for a custom fit and enhanced comfort. Select from the traditional Mummy design or the Mummy with Drawcord option—both feature an open footbox for breathability and the freedom to move around camp while staying cozy. Perfect for extending your sleeping bag's temperature range through cooler seasons.

• Thermal boost to retain heat and warmth. As the core of your sleep system the Reactor liner extends the performance of your sleeping bag in colder conditions
• Thermolite® Pro technology using knitted, hollow-core fibers and infrared-absorbing ceramic pigments to reflect your body's heat back for enhanced warmth and comfort
• The classic Mummy version has practical openings in the shoulders to allow the user to stretch his or her arms out