5-layer filtration: This faucet filter has a built-in 5-layer filter, which is 2 layers more than the same type on the market, which can filter impurities better and ensure water hygiene and safety. <p >Water savings of almost 30 to 40%: The faucet aerator can completely mix the flowing water and air to form a foaming effect, improve the abrasion force, and thus reduce water consumption. A faucet with an aerator installed saves about 30-40% more water than a faucet without the device. Splash-proof, noise-canceling, constant current: After the water flow mixed with the air, it will become softer and reduce the impact force, it can prevent water from splashing everywhere when the water is taken out. So the sink faucet filters can also reproduce good constant water flow and noise reduction effect. Good sealing The kitchen bathroom water faucet nozzle has a waterproof sealing ring on the outside, which can prevent water from splashing sideways. At the same time, the package comes with 2 plug-in faucet jet wrenches, you just need to screw the water faucet filters with the wrench, the whole installation process is very convenient.