Perfect Compatibility - The bathroom drain strainer fits open drain holes with a width of 1.34 inches - 1.57 inches and a depth of > 3.15 inches. Please measure the size of your sink before purchasing. Widely used in sinks, bathroom drains, and shower trays. It comes with two sizes of rubber rings (34 mm/1.34 inches and 40 mm/1.57 inches) to ensure a tight fit with different drain sizes. 2-IN-1 FUNCTION - Sink stopper or filter? You need it all. The bathroom drain strainer, unlike other traditional bathroom drain stoppers, has an anti-clogging basket inside that combines the drain stopper and filter in one, which is an expensive achievement! High-Quality Material - The universal bathroom drain stopper is made of high-quality ABS and stainless steel materials, with a shiny metal surface, the brass/plastic core structure of the bathroom sink drain stopper ensures durability and long life, rust-proof, reliable, and makes it a reliable choice for your bathroom sink. Effective Filtration - The bathroom sink drain stopper has an anti-clogging basket inside, get rid of those annoying tools to clean clogged pipes! The bathroom drain strainer effectively catches hair while allowing water to drain quickly. Don't worry about clogging, unlike regular buttons, it can achieve effective filtration. Easy to Install - Installing the universal bathroom drain strainer is easy. Just pull out the old bathroom drain stopper and insert the new one and it's done. To clean, simply remove and rinse under running water, then use a soft brush or cloth to remove stubborn dirt.