Water Saving faucet aerator can fully mix the water and air flowing through to form a foaming effect, improve the scour force, and reduce water consumption. A faucet with an aerator installed saves about 30% more water than a faucet without the aerator. Splash-proof, noise-proof, constant-current After the water flow is mixed into the air, the aquasource faucet aerator will become softer and reduce the impact force, it can prevent the water from splashing everywhere when the water is out. 3-layer filtrationIt is also a kitchen bathroom faucet filter with 3 layer filter built in , which can filter impurities well and ensure water hygiene and safety. And the sink aerator is suitable for kitchen and bathroom. Good Sealing & Easy to InstallThe male faucet aerator has a waterproof sealing ring on the outside, which can prevent the water from splashing from the side. At the same time, the package comes with 2 plug-in aerator keys to help screw the aerator, the whole installation process is very convenient. Packing ListYou will receive 6 M18.5 faucet aerators for kitchen bathroom sink aerators replacement and 2 keys. According to the different water quality in the area, for your water sanitation and safety, it is recommended to replace the aerator directly every 3-6 months. After-sale ServiceWe offer replacement and refund for any dissatisfaction, please feel free to let us know if there is any problem, we will respond within 12h..