Natruehike 2 Person Thin Sleeping Bag Outdoor Travel Sleeping Bag Liner Camping Cotton Sleeping Bag Lining Specifications: Fabric:combed cotton;Fabric:combed cotton;Net weight:0.85kg;Capacity:2 people. Applied to: Outdoor camping,picnic,hiking,backpacking,traveling and home use. Can be equipped with air pillow:pick off the buttons on both sides;Grasb the inner pillow, pull out the reverse, and cover with the pillow. Multipurpose use:can be used in dormitory,train,outdoor camping,home use. Features:frivolous and ventilate,ultralight and portable,easy to take in and carry when in outdoor.