This commode has high strength aluminum frame prevents rusting and durable plastic seat with lid. Adjustable legs allow the seat to be raised or lowered by 1inch increments. Commode Includes 10-quart capacity bucket with cover and splash shield. Non-skid, non-marring, rubber tips provide extra safety. Seat height 16-22in. Width inside armrests is 18" . Product weighs 15lbs. Weight capacity is 300lbs.