On Demand Continuous Warm Water;Enema Wash: Soft but powerful water wash for added cleansing benefit;Adjustable Heated Warm Seat;Warm Air Dryer plus Carbon Air Deodorizer. Soft Close Seat and Lid;Elongated (WxDxH): 16 x 20.8 x 5.7 inches; Round (WxDxH): 16 x 19.5x 5.7 inches;Heated Warm Seat;Warm Air Dryer plus Carbon Air Deodorizer;Soft Close Seat and Lid