Evolve Showerheads SS-2202CP-US Water Lily Water Saving Rain Showerhead, Chrome Polish Save time, water, energy and money without lowering water flow with showerstart technology Attaches to any shower arm with industry standard 1/2 inch fittings Solid brass fittings, anti-clog spray nozzles and ABS body Maximum flow rate allowed by law - 40% more than competing showerheads (2.5gpm) 3 different spray patterns - rain, message and combination spray.