360° Rotating Faucet Filter, 6-Layer Deep Purification Anti-Splash Water Saver, Universal Household Tap Water Filter Extension With Visible Filter Cartridge, Suitable For Cold And Hot Water, Upgraded 6-Layer Precise Filtration System, PP Cotton Effectively Blocks Large Particles Like Mud And Rust, Second Layer Of Activated Carbon Deeply Absorbs Residual Chlorine And Other Impurities, Ensuring Every Drop Of Water Is Purer.