Comfortable, blow-molded seat with integrated handles for additional support. MDS89740AXW height adjusts from 14" to 18" in one inch increments. Suction-cup feet secure bench in bathtub. Dual cross brace for extra stability with extremely durable welds. High-strength aluminum frame to prevent rusting. Aircraft rivets will not loosen. Completely assembled. Weights only 3 lbs. 550 lb. weight capacity.