Carbon cartridge faucet clean water filter purifier filter for home. Easy to install and use; Rust resistant and durable; Good for bathroom or kitchen. Five-layer filtration: food-grade rubber; PVA non-woven; Zeolite; calcium sulphite; Charcoal activated coconut shell. Actually wards off unhealthy elements to a great extent. Excellent item for reducing residual chlorine in water as well as removing impurities in water. Enjoy clean water with the help of this health tap water purifier. Reduce and control the flow of tap water to prevent splashing and save water. Three levels of filter net ensure water quality. It can remove: rusts, parasites, contaminants, worms, residual chlorine, algae, heavy metal ions, dirt, organic pollutants, unpleasant tastes, cryptosporidium and giardia. Material: bamboo charcoal, PVC rubber, carbon. Color: red / blue / green. Size: 60mm*45mm. Size: Suitable for faucet diameter 16-23mm. Expiry Date: Depending on the water quality may be at a different location, we kindly recommend replacement every 2 months. Composition and function of water filters: Zeolite : chlorine, chlorine and some other heavy metal impurities make water soft and healthy. Calcium nitrite: not only adsorbed organic compounds, toxic metal ions, harmful bacteria and viruses in the water have a very strong adsorption, especially because the dechlorination effect is more pronounced. Activated carbon: chlorine-free, odorless and with a variety of toxic and hazardous substances in water, has bactericidal antibacterial function, can reduce the water content of alkaline substance of weakly alkaline water. PVC non-woven filter layer: filtered water in the slag of iron, sediment, suspended solids and visible impurities. Kind Note: 1. Blackwater started flowing, it is normal, you can turn on the water for about 5-10 seconds. 2. Avoid prolonged use in hot water, it is best to use at 50 degrees Celsius. Package Included: 6 Pcs Tap Water Filter (2 * Red + 2 * green + 2 * blue) Note: The data is all measured manually, please allow 1-3cm error, due to the difference in light and display, there will be a certain color difference , the actual object received shall prevail.