Lixada Sleeping Bag, Ultra-light Single Polyester Pongee Healthy Sleeping Bag Liner for Kids,Teens and Adults for Outdoor Camping Travel Hiking Polyester pongee material, anti-pilling, comfortable and keep warm. Multifunction, can be used as blanket, quilts, sleeping bag and sleeping bag liner. Easy to clean, practical and convenient. Can be folded into a small storage bag, portable and easy to carry. It is the best choice for you when camping outdoor,office lunch breaks or any other outdoor travel activities.