The Waterpik Chrome RainFall+ Rain Shower Head has a 4-inch face that delivers a powerful spray thanks to OptiFLOW® technology, which improves the water force by optimizing water flow. It features an easily adjustable high-low arm that positions the shower at the perfect height. Enjoy the classic RainFall+ rain shower head for a uniquely revitalizing shower experience. 2.5 GPM 4" Diameter Head