[Universal Size] The inside diameter of the strainer of the diverter plug is 32mm. Suitable for drain holes with an inside diameter of 34mm to 40mm (1.34 to 1.57 in). [Easy to Install] Quickly and easily replace or install the drain valve without tools. You just need to remove the old rebound core and install a new rebound core. [Easy to use] Simply press the top cover to switch between 2 modes - to keep water inside and to drain water .Good resistance to rebound and rebound, quick sealing and draining water with one press. [Anti-clogging and anti-odor] The flush plug has a cage-shaped design with a drain valve. drain, which can effectively filter dirt and prevent clogging and prevent odors from escaping. [easy to clean] Detachable design, easy to disassemble, easy to clean, can be disassembled and washed at any time Note: The data is manual measurement, please allow 1-67cm error, due to differences between light and screen, there will be a certain color difference, the specific received in kind shall prevail.