【24 pieces aerator】Outer diameter: 24mm, height: 12mm, thread size: M24.The mixing nozzle wrench fits size M20/M22/M24/M28.Fits bathroom and kitchen faucet. 【Material】Housing made of electroplating brass is antibacterial and corrosion-resistant, the mixing nozzle key is made of ABS material. 【Water saving and filtration】The bubbler filters out sediments and impurities in the water.It provides enough air bubbles to avoid splashes and water erosion. You achieve low water consumption and a consistent water flow. 【Anti-slip rubber seal】With 12 pieces rubber ring pad, high-quality seal can be combined perfectly with the tap, the tap does not drip. 【Easy Installation】No tools are required for assembly.It's super easy, just use your hands and tighten the aerator directly or use the aerator wrench to tighten it tightly.