Lism'S Brand New Design Waste Set Is Optimized And Improved On The Basis Of Ordinary Drains. It Is Suitable For Drainage Holes With An Inner Diameter Of 32Mm-38Mm To Avoid Common Problems Such As Inconsistent Size And Poor Fit. It Is Suitable For Most Households. Quick Installation You Only Have To Pull Out The Original Drain Plug By Hand, Insert Our Sink Plug And Press The Spring Switch To Easily Complete The Sealing And Filtering. Installation And Dismantling Can Be Completed In 3 Seconds Without Tools, Which Makes Life Easier And More Convenient. Popup Drain Valve, Sink Can Prevent The Sewer From Sticking And Prevent The Development Of A Special Smell. It Won'T Tip Over When You Push The Button So You Don'T Have To Worry About Sealing And Emptying. Two Black Silicone Gaskets Can Maintain Stability To Improve Leak Resistance. In Contrast To Conventional Drains, This Sink Is Equipped With An Anti-Clogging Basket Filter, Which Is Suitable For Cleaning Dirt And Can Prevent Dirt And Other Objects From Getting Into The Drain Pipe In Order To Avoid Clogging The Drain Pipe. Made Of Stainless Steel Brass Waste Set Is Made Of Stainless Steel And Brass And Is Molded In One Piece To Effectively Prevent Rust And Corrosion Caused By Domestic Sewage And Oil Stains. Comes With A Thickened Silicone Gasket.