Polyester A great little cushion for a big number of different uses. Fits great on a rocking chair or the bleachers at school or your patio chairs on the deck. The limit is really your imagination of where you may be able to use these comfy cushions. Cushions are filled with 100% polyester fiber. Cushion shells are made from 100% polyester cushion fabric. Lightly spot clean or hand wash with a mild detergent and cool water. Allow to air dry. We recommend to store these out of direct sunlight to maximize the cushion life span. Cushion measures 20 inches long by 16 inches wide by 3 inches thick. Cushion only, no chair is included. Cushion is imported. Filled and finished in the USA.