Water-saving: The faucet aerator can completely mix the water and air flowing through it.through the aerator to produce a foaming effect, improve rinsing power and reduce water consumption.Filtration7 layers: our faucet filter is equipped withfrom fine filtration to;7 layers to ensure clean, hygienic and safe water.The perforated filter screenin ABS2 layers can effectively filter large particles of impurities in the water stream.The SUS 304 stainless steel filter screen5 layers can effectively filter small particles in the water streamConstant water flow: the faucet aerator guarantees a certain amount of water.reduces water flow when water pressure is too low, limits water flow when water pressure is too high, and stabilizes water flow when water pressure is too highunstableSplash and dirt resistant.Noise reduction: the perfect airflow design in the faucet jet regulator, the hollow part of the filter element is mixed with water.air, the water flow is smooth, reduces the impact, evenly buffers the water column and the water column is vertical to avoid water splashingBox contents: 6 tap aerators, 8 seals, 1 wrench.chrome carbon steel faucet