Cocoon

This high-tech, rectangular sleep sack or sleeping bag liner is made of CoolMax® polyester for fast-drying, breathable and easy-care comfort. CoolMax polyester's four-channel fibers move sweat away from your body If used as a liner it adds approximately 8.4° F to the temperature rating of your sleeping bag Features a...

COCOON® MummyLiners™ are specially designed liners to fit any tapered sleeping bag. MummyLiners™ add warmth and comfort to your sleeping bag while protecting your bag from dirt and body oils. They greatly extend the life of your bag by eliminating the need to frequently wash it, the way most bags...

This abrasion-resistant silk mummy liner is extremely soft, breathable and transports moisture away from skin—use it alone or in a sleeping bag. Woven in a ripstop grid structure for increased durability; liner is completely double-stitched Adds 9.5° F to the temperature rating of your sleeping bag Keeps your sleeping bag...