Homeself Brass Shower Head Flow Contol and Shut OFF Stop Switch Valve for Shower Head, Hand Shower, or Bidet Sprayer etc,Universal Replacement Part Brass construction, ensuring quality and longevity 1/2-inch Male IPS by 1/2-inch female IPS connections Easy to install and simple to use Can be used as shut-off valve or water saver valve,Installed between the shower arm and the shower Comes with rubber gasket