Material: This shower head shut off valve is made of 304 stainless steel, offering higher performance with excellent heat resistance, corrosion resistance, and pressure resistance. It is more durable and stronger compared to standard brass or plastic valves. 1/2 inch standard NPT female and male connections, compatible with most common showerhead connectors in North America. The long stainless steel handle requires only a quarter turn to easily control water flow. Function: This stainless steel on-off valve allows convenient control or complete shut-off of water flow, even with soapy hands or during hair washing. Easily reduce or stop water flow to help conserve water. Maximum operating temperature: 325°F. Widely used as a shower shut off valve, RV shower valve, or adjustable water-saving valve. Suitable for use in bathrooms, kitchens, RVs, motorhomes, and residential applications. Color: Silver Material: 304 Stainless Steel Package Contents: 2 x 1/2 inch NPT Female x 1/2 inch NPT Male Shut Off Valve OR 1 x 1/2 inch NPT Female x 1/2 inch NPT Male Shut Off Valve Note: Light reflection and display settings may cause slight color variations between the image and the actual item. Measurement may vary by +/- 1-3 cm.