Sea To Summit , Thermolite® Reactor Extreme Winter Sleeping Bag Liner ASL03

Compact sleeping bag liner made to increase the warmth of your sleeping bag in cold weather conditions. The Thermolite Reactor Extreme Liner delivers Sea to Summits warmest backpacking sleeping bag liner. The minimalist design delivers a lightweight and practical way to add warmth to an existing sleeping bag across a range of pursuits from backpacking to alpine trekking, winter camping and more.Cosy Thermolite fabric provides an excellent warmth-to-weight ratio with hollow core fibres working like the fur of a polar bear to trap heat effectively, boosting warmth by up to 14c dependent on conditions while remaining breathable to wick heat moisture away from the body. The stretch fabric helps you settle into a comfortable position while a drawcord hood and footbox add comfort and temperature control.The Thermolite Reactor Extreme can be used on its own or as a sleeping bag liner to boost insulation in colder weather. Liners also help in keeping your sleeping bag cleaner and fresher for longer by reducing the build-up of dirt and oils. Great for a range of travel experiences, from alpine and backcountry tours to camping, backpacking and anywhere else you choose to roam. Now updated, the Reactor Extreme Liner uses new infrared technology paired with comfortable stretch fabric to offer extra warmth, versatility, and increased insulation.The Thermolite Reactor Extreme from Sea to Summit a cold weather travel essential with assured quality.