[Universal Size] Pop-Up Sink Drain is suitable for different types of pop-up filter basket drains. There are three built-in rubber rings, which can be adjusted according to the size of the drainage hole. Suitable for drain holes from 28mm to 38mm ID. New design drain plugBathroom sink filter is more convenient and practical than ordinary sink plug. The upgraded stainless steel drain plug has an anti-clogging basket inside to keep the drain from getting caught in hair. In addition, it comes with non-slip rubber pads and two large and small rubber rings to prevent water leakage. Easy to Install Basin Sink PlugAnyone can install a pop-up sink drain plug, because it is simple in structure and does not require any tools, just remove the old blade. If you want to use it for larger sink hole diameters, you can use the built-in rubber ring to increase the inside diameter of the sink plug. Fliter Stopper by DrainThe rubber ring around our built-in basket keeps it stable and won't tilt when the button is pressed. There is a large non-slip pad under the core, which can be perfectly matched with the sink drain under the action of water pressure. So don't worry about sealing and drainage. [High-quality material] The drain plug is mainly made of high-quality zinc alloy material, which is anti-rust and crack-proof, and is integrally formed. It has good resilience, fast drainage and fast water tightness. [After-sale Service] To provide the best service to our customers, if you have any problem when using the universal sink drain pop, please feel free to contact us, we will do our best to help you, until you are satisfied.