HSZ1054 Features: * Foam wedge wheelchair cushion * Come with plaid polycotton zippered cover and ties * Wedged-shaped urethane foam used on wheelchairs to prevent sliding forward, or elevates you while you drive for a comfortable line of sight without straining * Handy ties for securing to wheelchair Options: * Available in 1-3"" H x 16"" W x 16"" D and 1-3"" H x 16"" W x 18"" D sizes