Stopper And Filter In One! FEATURES: âHIGH QUALITY Made of quality copper, anti-rust, anti-cracking, integral molding. Good bounce and rebound strength, quickly seal and drain water with a single press. âBUILD-IN STRAINER Unlike a regular push-button drain, this sink drain has an anti-clogging basket strainer inside that neatly collecting hairs and prevents the drain from clogging up. âSTURDY BASKET STOPPED Integrally-molded and seamless, the rubber ring around our built-in basket keeps the stability, it will not tilt when you push the button, so you dont have to worry about sealing and drainage. âEASY TO INSTALL Anyone can install the pop-up drain because of its simple structure, no tools are needed, just take out the old one and insert the bounce core to complete it. SPECIFICATION Material: Copper