Function: Remove chlorine, dirt, organic pollutants, heavy metals and other impurities in the water, allowing you to drink sweeter and healthier water.Wide range of application: It is suitable for all kinds of new and old faucets, just insert the faucet outlet to use, no need to replace the faucet.5-layer filter: built-in multi-layer filter such as coconut activated carbon, zeolite, PAV non-woven fabric, calcium sulfite, PAC non-woven fabric, etc., suitable for the purification of hard water.Water saving: reduce and control the water flow of the faucet to prevent splashing.High-quality materials: Use food-grade PP shell, non-toxic, odorless, and BPA-free. Our products are made with the splendid quality materials and are designed to provide you with the best possible user experience.