Brass material: The drainage device is made of high quality brass, which is effective in preventing corrosion and rust, and is coated with a polished chrome plating that is easy to clean and not easy to scratch, giving the drain plug a longer service life. The drain valve is leak-free: Double-layer silicone seals and washers, soft, corrosion-resistant, wear-resistant, precise and tight threads, will not come off after tightening, effectively prevent water leaks and ensure that your house looks clean and comfortable . Pop-up plug: The pop-up plug without overflow uses the best compression spring and has good rebound and elasticity. Therefore, you can open and close the basin drain hole by gently pressing the drain cover without worrying about clogging and leakage. Widespread: Standard 1 connections for sinks, suitable for sinks in hot springs, restaurants, bars, hotels or other commercial areas, as well as for bathrooms and toilets in various locations. Note: Please check before buying that the size is the same . Easy installation and cleaning: Follow the installation steps in the assembly instructions to install the device. No tools are required. It only takes a few simple steps to complete the installation and removal. Unscrew the upper part for quick and hygienic cleaning.