Aluminum A-frame construction provides stability for up to 500 lbs.. Extended bench design and slip-resistant tips provide solution for safer transfer from a sitting position into and out of tub.. Durable, blow-molded plastic bench and backrest. Height adjusts in ½-inch increments with dual column extension legs.. Reversible to accommodate any bathroom. Pinch-free, push-button adjustment allows for push pins to be depressed without pinching fingers.. Tool-free assembly.