5-layer filtration: This water-saving faucet aerator has a built-in 5-layer filter, which is 2 layers more than the same type on the market, which can better filter out impurities and ensure water hygiene and safety. Suitable for kitchen and bathroom faucets. Approximately 30-40% water saving: The kitchen economy faucet aerator can thoroughly mix water and flowing air to form a foam effect, improve scrubbing power and thus reduce water consumption. A faucet with an installed aerator saves approximately 30-40% more water than a faucet without the device. Splash-proof, quiet, constant flow: After the water flow is mixed in the air, it becomes softer and reduces the impact force, it can prevent the water from dripping. 'splashes everywhere when the water came out. So the kitchen faucet can also play a good constant water flow and noise reduction effect. Good sealing: The faucet aerator nozzle has a tight sealing ring on the outside, which can prevent water from splashing to the side. At the same time, the package comes with 2 plug-in keys, you just need to screw the faucet aerator with the key, the entire installation process is very convenient. Package list: You get 6 faucet aerators and keys. Depending on the different water qualities in the area, for your water's sanitation and safety, it is recommended to change the bubbler directly every 3-6 months. Features: 1. Color: Blue 2. Weight: 30g