【Anti-Clogging Filter Basket】: The product is equipped with an anti-clogging filter that easily catches hair or other objects and does not affect the flow of water. When it's time to clean, simply pull out the filter and clean it. [No Overflow]: The product has no overflow hole and fits all sinks without overflowing. 【Pop Adjustment Switch Design: Quick drain/water storage, easy to use. [Leak-proof]: There are four gaskets to prevent water leakage from the piston side. [Easy Installation: Simple construction, no tools are needed to install this pop-up drain.