- Valve Up: The flush plug can prevent the sewage pipe from sticking and forming special odors. It doesn't flip over when you press the button, so you don't have to worry about closing and emptying. Two black silicone gaskets can maintain stability to improve sealing. Made of stainless steel and brass, anti-rust and anti-corrosion: sink made of stainless steel and brass cast in one piece to effectively prevent the rust and corrosion caused by domestic sewage and oil stains. Comes with a thick silicone gasket. [New Design, Wide Application] This drain is optimized and improved based on traditional procedures. It is suitable for drain holes with an inner diameter of 34mm to 36mm to avoid common problems such as uneven dimensions and insufficient. It fits most homes. Quick 3 second installation: just remove the original drain plug by hand, insert our flush plug and press the spring loaded button to easily close the filter and clogging. No tools, installation and disassembly can be completed in 3 seconds, which makes life easier and more convenient. Built-in strainer: Unlike traditional drains, this sink is equipped with an anti-clogging strainer which is suitable for clean dirt and prevent jewelry, rings, dirt and other objects from entering the drain pipe, to prevent the drain pipe from clogging.Note: The data is all measured manually, please allow some 1-3cm error, due to the difference in light and display, there will be a certain color difference, the actual object received shall prevail.