Parafilm® M Sealing Film, 1 Each Scales Bathroom Without Back * This seat 14804 Without Back * This seat can be used in a bathtub or shower stall * Also available with a back for added comfort * The seat and back are constructed of durable 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 * Slip resistant rubber tips grip shower floor * Adjustable height: 15 Good for applying and removing solutions including disinfectants Moisture proof film molds to surface and protects the integrity of research applications with a tight moisture barrier that holds a strong seal and doesn't release from glassware Non toxic and free from plasticizers