Sumnacon&trade; G1/2" Solid Brass Shower Head Flow Control and Shut OFF Valve with ABS Handle for Shower Head, Hand Shower, or Bidet Sprayer etc 1/2-inch Male IPS by 1/2-inch female IPS connections,fits most shower heads and shower arms Can be used as shut-off valve or water saver valve,Installed between the shower arm and the shower h Comes with rubber gasket Can be used to ajust the water flow Simple to install and is simple to use