The Adjustable Bath and Shower Seat is a bath seat designed for use by individuals with mobility and balance disabilities. Available with or without a back, the seat can be used in most bathtubs and shower stalls. The unit's seat and the back are plastic with easy-to-grip handles and molded-in areas for hand-held shower spray storage. The aluminum legs are flared to help prevent tipping and have slip-resistant rubber tips. DIMENSIONS (HxDxW): 15.5 x 16.5 x 18 inches without back; 18 x 16.5 x 29.5 inches with back. The height adjusts from 15.5 to 22.5 inches in 1-inch increments. CAPACITY: 300 pounds.