General use wheelchair seat cushion. At the core is high quality molded foam specially contoured for extra comfort and to promote proper positioning. The cushion cover is fire retardant, removable for easy cleaning specially treated to make it moisture proof, yet it remains vapor permeable to help reduce sweating and increase air flow. Underside features a non-slip surface helping the cushion remain in place. 2 inches thick. Weight capacity 300 lbs. Manufacturers 12 month limited warranty. Available in 3 sizes. 16 x 16, 18 x 16, and 20 x 16.