Feature: OOTDTY Brass, Chrome Finish, Stainless Steel Washer360 Degree Rotation and Rotation Super SprayerWater Saving 30% - 70% (Compared with Standard Bubbler)Can be installed in kitchens, sinks, bathroom faucets and toilet faucetSimplified design, easy to install, polished chromeWarmly Tips: 1# male thread Aerator fits your female faucet head(Your faucet female thread diameter inside approximate 23.5-24mm the actual measurement will fit)2# female thread Aerator fit your male faucet head(Your faucet male thread diameter inside approximate 21.5-22mm actual measurement will fit)Item: Water Aerator Faucet Material: BrassFinishing: ChromeColor: SilverSize:1 #22mm Woman2 #24mm MenMore detaield, see picture,Note:The shadow in the item does not exist and is caused by the light when the pictures are taken. Thank you for your understanding. Package contains:1 pc. Water Faucet Aerator