Features: 1. The Main Body Of The Aerator Is Made Of Nickelplated Material, Which Is Not Easy To Breed Bacteria. 2. Features A Builtin Honeycomb Core Foam That Uses The Method Of "Injecting Air Into The Water" To Make The Water Flow Smoothly And Avoid Splashes. It Saves Water By Mixing Air And Water And Thus Improving Water Use Efficiency. 3. The Outermost Layer Uses A Smooth Coating, Rust Protection And Technical Data: Material: Stainless Steel + Abs Plastic. Size: 140 Mm X 50 Mm. Colour: Silver. Package Contents: 1 X 360° Rotating Tap Aerator Guaranteed: Your Satisfaction Is Our Top Priority. If You Have Any Questions About The Product, Just Contact Us. We Offer You A High Quality Service With All Our Heart.