PERFECT COMPATIBILITY: Our bathroom sink strainer fits 99% of US standard sink drains. recommended for use on Drain Holes with a diameter of 1.06"-1.65". Please be sure to measure the size of the sink drainage hole before purchasing. INNOVATIVE 2-IN-1 DESIGN: This is the Sink stopper or strainer innovative design, which is different from the common drain plug, the new bathroom sink drain stopper has both water sealing and anti-clogging function. SAVE MONEY: Easy to install, no expensive plumber costs, no troublesome unclogging tools You just remove the old O-ring and place the new bathroom sink drain plug into the drain hole and you're good to go. BATHROOM SINK STOPPER REPLACEMENT: If you are facing annoying drain clogging problems or just need a new Bathroom sink stopper replacement for the old and broken sink stopper. Fortunately, our newly designed 2 in 1 Bathroom sink stopper easily saves your sink drain and prevent clogging. Premium Material: Bounce Cap and Hair Catcher Basket is made of premium metal with a core made of premium brass with an Electroplating coating finish. With 3 silicone sealing rings for different size drainage holes. It is rust-proof and durable.