Polyester Blend Solid brass construction Standard 1/2" IPS connection 1.8 GPM/6.8 LPM showerhead flow rate at 80 PSI Overall size: (L)8-3/4" x (W)3-1/4" Clog free 5 function hand shower Features 3 individual spray patterns and 2 combination spray patterns 51 water jet channels Easy operation thumb dial spray setting Individual spray patterns include Pulse Massage, Jet Massage, and Saturating (Wide) Combination patterns are Saturating with Pulse Massage and Saturating with Jet Massage