The Raised Toilet Seat with Arms has lightweight, molded, polyurethane construction specially designed to provide an additional 4" of height and maximum comfort. Three convenient hand tightening devices easily and safely secure the riser to most toilet bowls. This bathroom aid features padded, rust resistant aluminum armrests for extra safety and security. The unit is completely portable and weighs approximately 5 lbs. and has a 250 lb. weight capacity.