cotton Imported Multi-Use - Layer this cozy cotton liner inside your bag to keep cozy with a little extra warmth. Stands alone as a packable layer for travel and warm-weather overnights under the stars. Fabric – Cozy cotton/polyester blend. The 100% cotton without chemical treatments is gentle on your skin. Added Value - Keep dirt and body oils out of your sleeping bag with this easy-to-wash removable liner. Easily reversible to fit right or left zip sleeping bags. Nylon ripstop and polyester mesh stuff sack included. Durable seam construction is smooth and comfortable against your skin. Minimalist cinch-hood closure for one-handed temperature regulation. Features a generous side opening that can be tied closed for increased insulation or opened for maximum ventilation. Specifications – Comes in four sizes! Regular, Long, Long Wide, and KIDS! Regular is 82”/208cm in length and weighs 13 oz/363g. Packed size 8”x4”x3.5 / 20x11x9cm. Girth: Shoulder 60”/152cm, Foot 50”/127cm. From couch-surfing sessions to warm weather nights under the stars, this cotton liner is the perfect travel companion. Cotton/polyester blend is soft against skin and is ideal for adding the extra warmth you need to a sleeping bag, or on its own as a barrier between you and a mattress on warm-weather overnights.