High quality materials and nice visual effect: the black sink drain without overflow is made of stainless steel and brass, the surface is chrome plated to prevent corrosion and rust, while the silicone gasket can effectively prevent water leaks. Leak-free and anti-rust: Black basin drain with no overflow is made of high quality two-sealing thick silicone outer and silicone layer inner, no water leaking after installation, the formation of rust is effectively prevented by a matt black metal coating of electroplating. No more hassle with stuck and leaking sink plugs. Easy To Install: No special tools or screwdrivers required. The universal pop up sink drain can easily unscrew the top pressure plug of the drain kit, efficient cleaning. Installation and removal in a few simple steps. Great push design: The universal sink drain features a plug-in design, the drain is sealed with the press of a button, The simple push function opens and closes the drain. valve easily, Drains very quickly.