New designThe drain is optimized and improved on the basis of ordinary drains. It is suitable for drain holes with an inner diameter of 32-38mm to avoid common problems such as inconsistent size and insufficient. It is suitable for most homes. Quick installation: just remove the original drain plug by hand, insert our sink plug and press the switch to spring to easily close the cap and the filter. Tool-free, installation and disassembly can be completed in 3 seconds, making life easier and more convenient. Pop-up drain valve: the sink can prevent the pipe from sticking waste water disposal and avoid the appearance of a particular smell. It doesn't flip over when you press the button, so you don't have to worry about closing and emptying. Two black silicone seals can maintain stability to improve leak resistance. Built-in filterUnlike traditional drains, this sink is equipped with an anti-clog filter which is suitable for cleaning dirt and prevents dirt and other objects from entering the drain pipe, to prevent clogging of the drain pipe. Made of stainless steel and brass - Steel sink drain stainless and brass - One-piece shape to effectively prevent rust and corrosion caused by sewage and oil stains. Comes with a thick silicone gasket.