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. ERGONOMIC DESIGNConvenient compact, suitable for 1.6-2.7cm diameter faucet, with a fixing ring, water will not fall or leak. SPLATTER-PROOF AND WATER-SAVINGUniform filter hole size, you dont have to worry about splashing, it has the functions of filtering, splash-proof and water-saving . IMPROVE WATER QUALITYRemoves heavy metals chlorine and other impurities in water, improves water quality, makes it softer and safer. Widely UsedUsed in home kitchen, bathroom and any place you need. We always adhere to the concept of customer first. If you encounter any quality problems during use, we are willing to solve the problem for you ASAP FEATURES: This product is through the internal drainage layer to achieve rapid stratified filtration and purification, which can remove residual chlorine, and other impurities in tap water. -Compact and practical, it is suitable for old and new faucets, with a fixing ring, the water will not fall or leak. -Improves water quality, makes water softer and safer. The 0-1cm error is due to manual measurement. Please make sure you do not mind before bidding. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you SPECIFICATION Type: Faucet Water Filters Material:Medical Stone Filtration Applications:for 1.6-2.7cm diameter Color:Blue,Green,PinkWhitePackage Include: 1*Faucet water filters (blue) 1*Water filter for faucet (green) 1*Water filter for faucet (white) 1*Faucet water filter (pink)