【Premium Material】The slotless sink waste is made of solid brass, superior matte black finish plated surface effectively protects against corrosion and rust.The gaskets 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 overfilling, solid brass bouncing cores have good bounce and rebound force so that the water can quickly seal and drain the waterin one press. 【Retractable Slot Design】Black bathroom sink waste without overflow, brass bouncing cores have good bouncing and bouncing force, quickly seal and drain water with one press, easy to useand to clean. 【Double Seal Washers】The black slotless bathroom sink waste is made of high quality silicone, soft, long aging, anti-dry cracking and strengthened sealing performance, to avoid annoying water leakage. 【Widely Used】Prevents overflow without overflow hole design and fits most bathroom, kitchen and vanity sinks without overflow.The black slotless bathroom sink drain fits all commercial sinks, with a standard g 1 ¼ dimension installation.Please pay attention to the installation size of your sinks before purchasing.