Reliable Design: Based on the simple pop-up switch design function, the drain valve can open or close in an instant. No more worries with tight sink plugs! Excellent material: Sink drain made of stainless steel and brass, chrome surface effectively protects against corrosion and rust, including silicone seals, preventing water leakage. Easy Installation: The drain system can be installed in a few steps completely without using commercial sink instructions due to the simple and convenient structure. Widely Usage: Waste plug is suitable for all commercial sinks, with standard installation dimension of 1 ¼", good for kitchen and bathroom. Please pay attention to the installation size of your sinks before purchase. Easy to clean and perfect guarantee: You can easily unscrew the top pressure cap of the drain and clean it with a cloth. Product Description With overflow hole, The basins with overflow holes, its overflow hole design prevents overfilling, is a good household helper for you.