[Material] Non-woven fabric; PVA + zeolite + calcium sulfite + natural coconut shell activated carbon + non-woven fabric PVA, five layers of water filtration, absolutely safe, no secondary pollution, non-toxic. [Ergonomic design] Convenient and compact, suitable for faucets with a diameter of 1.6 to 1.6 to 1.6 in. 2.7 cm, with a fixed ring, so that water does not fall or leak. [ÉAnti-splash and water-saving filter screen is the same, so you don't have to worry about splashing water. It has filtering, anti-splash and water-saving functions. Water] Éremoves heavy metals chlorine and other impurities in water, improves water quality water and makes it softer and safer. [Wide Use] It can be used in any place you need, such as the family kitchen, bathroom, etc. We always adhere to the concept of customer first, if you have any quality problems. when using, we are willing to solve them as soon as possible!