Kimtech Science™ Kimwipes™ Delicate Task Wipes, 1 Ply, 1 Case of 30 Visual Hearing Impaired Aids Incontinent proof Underpads Incontinent proof Specially designed sliding rings lock the seat at each end of the sliding rails * Seat glides smoothly in and out of the bathtub or shower over polished high strength aluminum tubes * Comfortable molded plastic seat with textured finish * Rust proof lightweight aluminum construction * Adjustable height to fit user and bathtub clearance * No tools necessary for assembly * Seat Size: 17 Won't scratch delicate surfaces when wet Absorbs 18% more water than other private label wipers