The new all aluminum frame and stainless steel hardware provides optimum rust resistance . Ideal for use in the shower. Lightweight. Folds easily for transport or storage. Standard with treaded urethane tires. New flip up padded arms that lock down. Padded 4-position seat with easy access. Swing away front riggings with tool-less adjustable height footrests. 16.0 in seat width. Three year limited warranty. Weight limitation 300 lbs. Packaged one per carton. Removable pan and pan holder. Safety strap included. The shower chair unit fits over most standard and elongated toilet bowls. Variable seat widths and wheel options provide users with a custom fit.