Universal Size: The sink drain plug is suitable for drain holes with an inner diameter of 34mm-40mm/1.34-1.57inch and can be used for various types of sink drains. In order not to waste your precious time, it is recommended to measure the required size of the sink drain hole installation before purchasing. Pop-up Drain Valve: Unlike traditional push-button drain plugs, the improved pop-up drain plug can switch between storage and drain mode by simply pressing the top cover and will not tip over when the button is pressed. A good solution to the problem of water leakage of the traditional sink strainer due to the failure of the button. Built-in Filter: Unlike the traditional drain plug, the new sink drain plug has a built-in anti-clogging basket filter that catches hair, debris, and accidentally dropped jewelry. to prevent drain clogging. At the same time, all components of the new sink drain plug can be disassembled for cleaning. High-quality material: Universal sink drain plugs are made of thickened, high-quality, electroplated ABS and brass core material. Durable. Not easy to rust. Strong structure. No cracks or water leakage after prolonged use. No tools required. Easy to install with bare hands.