[Removable Drain Cover with Hair Catcher] The drain cover with a hair catcher can be easily removed. Easy to clean. Prevents hair from falling into the drain and causing blockages. [Strong Sealing, Anti-Odor] The outlet will automatically close after draining. Prevents odors from entering. [Reliable and Durable, Faster Drainage] By pressing the silicone to achieve the opening and closing function, compared to the traditional method of pressing the bouncing core, this working mechanism is more flexible and practical, and has a longer service life. [For 28-45mm Drain Hole] The product comes with three sizes of sealing rings. Three types of sealing rings are suitable for 28-32mm, 32-39mm, and 39-45mm drain holes, respectively. [Easy Installation] No tools are required; it can be easily installed with bare hands. Simply remove the old sink plug and install a new sink plug. If you want to use it for a larger sink hole diameter, you can use the rubber ring we included to increase the inner diameter of the sink plug.