Material: This shut-off valve Compatible with the shower head is made of 304 stainless steel with much higher performance (high heat resistance, high corrosion resistance, and pressure resistance), more durable and harder than common brass and plastic types. 1/2-inch standard connections, NPT female and male, compatible with most standard shower head connections in North America. The long stainless steel handle rotates a quarter turn Compatible with easily controlling the amount of water. Function: The purpose of this stainless steel shut-off valve is to conveniently control or shut off the water flow, even if your hands are full of foam or you are washing your hair. The water flow can be easily shut off or reduced, saving water. The maximum operating temperature Compatible with this shower shut-off valve is 325 F. Widely Used: This stainless steel ball valve is used as a shut-off valve Compatible with shower head, shower shut-off valve Compatible with RVs or adjustable water-saving valve, and is also widely used in homes, bathrooms, kitchens, RVs, caravans, etc. Color: Silver Material: 304 stainless steel Compatible with package contents: 1 x 1/2 inch NPT female x 1/2 inch NPT male shut-off valve Only the above Compatible with package contents, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be a little different from the real thing. The measurement allowed error is +/- 1-3 cm.