5-layer filtration This faucet filter features a built-in 5-layer filtration system, offering 2 additional layers compared to similar products on the market. This enhanced filtration helps remove impurities and supports cleaner, safer water. Suitable for use with kitchen and bathroom faucets. Water saving up to 30-40% The faucet aerator efficiently mixes water with air to create a non-splashing, foam-like flow, improving water pressure feel while reducing overall water usage. A faucet equipped with this aerator can save approximately 30-40% more water compared to a faucet without one. Splash resistant, noise reducing, consistent flow By blending air into the water stream, the flow becomes softer and less turbulent, minimizing splash and impact force. This design promotes a steady, quiet water flow, enhancing usability and convenience. Reliable sealing and easy installation The faucet nozzle includes an outer sealing ring to prevent side leakage. The package includes 2 installation wrenches for easy setup. Simply use the wrench to securely tighten the filter in place. Installation is straightforward and requires no special tools. Package contents 6 faucet aerators 2 installation wrenches For optimal performance and water hygiene, it is recommended to replace the aerator every 3 to 6 months depending on local water conditions.