Universal Basin DrainPop-up basin drain with overflow is suitable for basins with overflow holes in the standard installation size G 1 ", which can be changed quickly and easily. Pop-Up FunctionOnce the pop-up bathroom sink plug is installed on the sink, simply press it to instantly close and open the sink drain valve, in order to obtain easily waterproofing and rapid drainage. Durable MaterialSink drain is made of high quality stainless steel and brass, resistant to rust and corrosion. Longer lifespan. The stainless steel surface is chrome-plated for a brighter appearance, resists daily scratches and is not easy to change color. Silicone Seal Bathroom drain uses a high-quality silicone seal to increase the seal and reduce the risk of water leaks. When installing, please ensure that the installation position and method of the silicone seal ring are correct. Easy to Install and Clean Bathroom drain can be installed in a few simple steps. Unscrew the sealing cap counterclockwise to clean.