Add warmth to your sleeping bag with this ultralight, tapered sleeping bag liner. Made with Coolmax fabric for fast drying moisture management. Cocoon are dedicated to crafting extremely lightweight, high-quality sleeping bag liners with a compact travel design. The Coolmax MummyLiner gives you a tapered sleep sack with a fast-drying and highly breathable construction that uses four-channel fibers to wick moisture away from the skin to keep you cool through the night.The Coolmax Liner can be used on its own in warmer climes, 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 and activities, from alpine and backcountry tours to tropical camping, backpacking and anywhere else you choose to hang your hat.The minimalist design takes up little pack space and offers peace of mind. Should the nights turn cool or the accommodation fall short of expectations you can curl up in the comfort and warmth of the Coolmax Liner for a good nights sleep. At a micro 255g its small enough to fit in a pocketA drawstring hood pulls snug to seal out cold air while the foot-box end zone gives you a comfortable sleeping position. The Coolmax MummyLiner from Cocoon gives you a travel essential with assured quality and comfort. Machine wash at 30C. Do not bleach. Dry cleaning, tumble drying low and ironing are possible. Wash colours separately.