[Material] Non-woven PVA + zeolite + calcium sulfite + natural coconut shell activated carbon + non-woven PVA, five layers of water filtration, absolutely safe, no secondary pollution, non-toxic.< /p> Ergonomic DesignConvenient and compact, suitable for 1.6-2.7cm diameter faucet, with retaining ring, no drips or leaks. [Splash proof and water-saving] The filter holes are uniform in size, do not worry about water splashing, and have the functions of filtering, splash-proofing and water-saving. [Improve water quality] Remove impurities such as heavy metal chlorine in water, improve water quality, and make water softer and safer. Widely UsedUsed in kitchen, bathroom and anywhere you need. We always adhere to the concept of customer first, if you encounter any quality problems during use, we are ready to solve the problem for you as soon as possible.