100% Polyester The main goal of this waterproof blanket is to prevent liquid leak through the blanket. A waterproof coating is applied inside the blanket to achieved the goal. However, the surface of the fiber itself is not waterproof , in order to provide the soft and comfortable to sit on. Durable waterproof blanket helps keep any stains, hair off the furniture and upholstery. Ideal for protecting couch, sofa, chair, bed, sheets, comforter, car seat, boat ,or taking it to hotel,beach, stadium, concert, for camping and traveling,etc. Great for baby, toddler, kid and people with pets. Designed in the U.S.A, Catalonia deluxe waterproof blanket is reversible for two different textures, Soft thick fleece on one side and plush Sherpa backing on the other to keep you comfy and warm,protect you from moisture water and cold. The plush micro fleece side of the blanket is made of durable water repellent fabric. Sherpa side is not waterproof but no liquid will make it through to the other side. Never worry about any wet stains on your couch, car, sofa and bed. Material: 100% Polyester, Easy to clean,Machine washable on gentle cycle.Blanket size 90×80 inch for snuggling up to. Cozy blanket for adults, teens, toddlers, kids.Perfect for holidays gift, Christmas gift, Mother Day’s Gift, Thanksgiving gift.