product description1.[Widely applicable] Suitable for most long and round basin faucets, Applicable faucets: single-hole basin mixer, double-sided basin mixer, shower, bathtub faucet, kitchen faucet.2.[Faucet water filter] The built-in layered filter can separate coconut activated carbon, zeolite, PVA non-woven fabric, calcium sulfite and rubber, and is used to purify hard water and well water.3.[Healthy Lifestyle] Water that removes chlorine, heavy metals, and other impurities makes the water sweeter and safer.4.[Easy to clean] Essential items for home and office use, brand new and high quality. High temperature resistant and not easy to deform. To clean, just remove the filter and rinse with water.5.[Water saving] It is made of soft rubber material to prevent water leakage and save water every time it is used.