Experience a good night's sleep on your camping trips with the Sea to Summit Breeze Lightweight Liner. Perfect for the hiking and camping enthusiast, this liner is made of a blend of Coolmax EcoMade polyester and tencel lyocell, providing excellent moisture-wicking for those humid conditions in the great outdoors. Its stretch-knit fabric allows for freedom of movement, while the odor-control treatment ensures freshness even after extended use. Whether you have a mummy or rectangular sleeping bag, this liner has got you covered with its versatile design. The rectangular version even includes a built-in pillow sleeve for added comfort. So, pack this liner on your next adventure and enjoy the comfort it offers.