Sink Stopper Kitchen Drain and Filter: One unit, dual function.Teasily solve kitchen drainage and filtration issues. The kitchen sink filter is designed with a pop-up mechanism for easy operation. Water can be stored or drained at the push of a button, while effectively collecting food debris. More practical and efficient compared to other single-function sink filters.Multi-Layer Sealing and Quick Drainage: The drain stopper kitchen sink comes with a three-layer sealing gasket to ensure leak-proof water storage. Furthermore, to prevent slow drainage and blockage, the stainless steel body of the sink stopper is designed with three large drainage holes for fast and effective drainage.Pop-up Sink Filter: The pop-up kitchen sink drain stopper is equipped with an upgraded integrated spring-loaded design. With just a gentle press, you can easily switch between water storage and the quick drainage filter. Responsive pop-up design and easy to press, suitable for various settings such as kitchens, restaurants, hotels, cafeterias, etc.Multi-Functional Design to Meet Various Needs: This kitchen sink filter combines water storage, filtration, and odor isolation all into one. Multi-layer gaskets ensure leak-proof water storage while effectively isolating kitchen drain odors. The anti-clogging filter basket effortlessly filters kitchen waste without obstructing water flow, effectively capturing food residue, waste and debris, thereby preventing kitchen pipe blockages.Fits Standard American kitchen Sinks: This kitchen sink drain filter can be used when the drain diameter is between 2.83-3.38 inches and the depth is greater than 1.7 inches. Before purchasing, please be sure to measure the inner diameter and depth of the sink drain pipe to ensure proper installation.