Gurin’s 6-inch chrome finish surface with 90 silicon jets provides impressive pressure and great flow to any shower no matter how low the water pressure conditions have been. Quickly and Easily installs in Minutes! No need for professionals. Do it yourself- Unscrew the old one and screw on your new GURIN Shower Head, tighten by hand onto the shower arm. Durable Brass Ball Connection The G1/2” brass connection is designed to prevent cracking or leaking. Brass swivel ball joint adjusts water spray in all directions for the most refreshing shower.