This shut off valve is made of high quality solid brass for durable use, no leakage, rust-proof.^ Shut off valve offers easy on, off and flow control, 3/4"" inlet and outlet, fit for all the standard 3/4"" thread garden hoses.^ Help you quick connect & disconnect the hose, no need unscrew and screw on the faucet or hose, easy to turn on and off.^ Shut off valve gives you complete control of water flow without the need for pliers to shut them on and off.^ Perfect tool for garden sprays, watering tools, irrigation system, sprinklers, rv connection.