Basin strainer modified version - Perfect compatibility - Our sink drain strainers can be used for 99% of sink drain holes. (Inner diameter: 32-38mm (1.25 1.5 inch), whether it is for sink, bathroom drains or shower drains, it can work with all. Note: It comes with 2 gaskets, so that If you feel the seal is not perfect during use, you can replace the large size seal. Quick installation: just remove the original drain plug by hand , insert our sink stopper and press the spring switch to easily close the sealing and filtering.Without tools, installation and disassembly can be completed in 3 seconds, making life easier and more convenient. Popup drain valve: The washing plug can prevent the sewer from sticking and prevent the appearance of a peculiar smell.It does not pop up when you press the button, so you don't have to worry about sealing and emptying.Two black silicone seals can maintain stability for better improve leak resistance. Built-in Filter: Unlike traditional drains, this drain sink is equipped with an anti-clog basket filter suitable for cleaning dirt and can prevent jewelry rings from enter the drain pipe to prevent clogging of the drain pipe. Made of stainless brass: the drain sink is made of stainless steel and brass and is cast in one piece to effectively prevent the rust and corrosion caused by sewer and oil stains. Comes with a thickened silicone seal.