This shower head flow restrictor is made of copper and ABS materials, durable and practical in use. With fine workmanship, this product possesses the strength of sturdy and wear-resistant performance. Great bathroom shower head flow restrictor for homes, schools, hotel. Features -Color:Silver -Material:Copper, ABS -Size:3.80X3.30X2.70cm/1.49X1.30X1.06in -Interface: 1/2" -This is a water flow control device, which can be used as a stop valves or a water saving valves . -This device is easy to connecting two hose and simple to use, simple turn the nozzle to reduce or increase the water flow. -This water shut off valves can be used in hoses, purifier sprayers or shower heads, and fits standard size . -With shower head flow restrictor, no more wasting hot water while getting up, which convenient for daily life. -Rapidly adjusting the shut-off valves, it is applicable to and washing equipment, practical and durable. Package list: 1 x Shower Head Shut Off