Solid brass , chrome finish, stainless steel pad. 360-Degree Twist and Rotate Swiveling Super Sprayer. Water saving 30%~70% (compared with standard bubbler). Can be fitted to Kitchen, Sink Faucets, Bathroom Taps and Lavatory Faucets. Simplified design, Easy to install, Polished chrome finish. Name: Water Faucet Aerator Material: Brass Finish: Chrome Color:Silver Size: 1# 22mm Female/2# 24mm Male Packing Include: 1Pc Water Faucet Aerator Warmly Tips: 1# Male Thread Aerator will suit your Female Thead Faucet Head (Your tap female thread diameter inside approximated 23 actual size will fit) 2# Female Thread Aerator will suit your male Thead Faucet Head (Your faucet male thread diameter inside approximated 21 exact measurement will fit) Note: the shadow in merchandise is rarely exist,and it caused by the light when we take photo. Thank you on your understanding.