Universal SizeThe sink drain stopper is suitable for drain holes with an inner diameter of 34mm to 40mm/1.34-1.57inch, can be used for different types of drains.The matching silicone ring can adjust the size of the sink stopper to better fit the drain hole.Fits most sizes of sinks, kitchen sinks, household sinks, bathtubs and more.(Please confirm the size of the drain hole before purchasing)Pop-Up Drain ValveUpgraded Pop-Up Drain Stopper Simply press the top cover to switch between storage and deflation modes, it will not tilt when you press the button.Sealed and leak-proof, upgraded multi-layer sealing ring design, no leakage, safe to use, solve the problem of water leakage caused by the traditional sink water filter button failure.Built-in strainer Unlike the traditional drain stopper, the new sink drain stopper has a built-in anti-clogging basket filter that catches hair, dirt and accidentally dropped jewelry to prevent clogging of the drain.At the same time, all parts of the new sink drain stopper can be disassembled for cleaning.High-quality material The universal sink drain stopper is made of high-quality thickened ABS and electroplated brass core, which is durable, not easy to rust, and has a solid structure that will not crack or leak with long-term use.Easy to install 2-pack, no tools required, plug and play, quick and easy installation.Simply remove the old sink drain stopper and insert the new sink drain stopper to complete the installation and use it normally.