Polyester Dimensions - 20 in. x 12 in. x 5 in. (approx.) Perfect portable size for all indoor and outdoor environments U.V. Treated Covers - these throw pillows uses an outdoor treated polyester and cotton cover that offers up to 1000 hours of protection Ultra Comfortable - the pillows are filled with our Super High Loft PolyFiber Fill to give them an ultra-soft cushion feel Cleaning Instructions - Spot Clean with warm water and mild soap solution