Premium MaterialClick clack sink waste without slot is made of solid brass, top matte black finish plated surface effectively protects against corrosion and rust. The seals are made of high quality silicone, anti-aging and anti-cracking, have better sealing performance. Unique Design The slotless click-clack basin waste has a unique design preventing the overfilling, solid brass bouncing cores have good rebound and rebound force, so water can quickly seal and drain water with one press. Retractable slot design Waste black bathroom sink sets without overflow, brass bouncing cores have good spring and rebound force, quickly seal and drain water with one press, easy to use and clean. > Double Sealing WashersThe black bathroom sink waste without slot is made of high quality silicone material, which is soft, long aging, anti-dry crack and strong sealing performance, to prevent leaking troublesome water. Widely UsedPrevents the overflow without overflow hole design and fits most bathroom, kitchen and vessel sinks without overflow. The slotless black bathroom sink drain is suitable for all commercial sinks, with a standard g 1 dimension installation. Please pay attention to the installation size of your sinks before purchase. Our slotless clicker basin waste is made of high quality copper, fine workmanship , corrosion and rust resistant. Prevent overfilling, a good household helper for you. Splendid necessities for your bathroom sink, a perfect replacement for your old pop-up drain plug. The slotless click-clack basin waste is suitable for all commercial sinks, with a dimension of 1 standard installation, good for kitchen and bathroom. Easy to use and clean Operation: just press the pop-up plug to open and close. To clean: unscrew the retractable head anti-clockwise, then remove it to clean it.