Built-in Strainer: The sink stopper with an anti-blocking strainer inside, which can collect hair and prevent the drain from clogging, which can effectively filter unlike normal push-button drain. Suitable for bathtub, bathroom and kitchen sink, and more Easy to Install: No tools are needed, it can be easily installed with bare hands. You just need to remove the old bounce core and install a new one. Anyone can install the pop-up drain because of its simple structure. If you want to use it for a larger diameter of sink hole, you can use the rubber ring we provide to increase the inner diameter of the sink stopper Two-Mode Switch: The pop-up design of this sink filter reverses the uncomfortable drainage type. This is a bathtub stopper and a strainer, 2 in 1. Just gently push the top cap down to change 2 modes, hold water and drain it Double Sealing: The sink drain cover with hair filter is made of chrome-plated brass, rust-proof, sturdy and durable. Universal: The sink stopper with