1. [Universal drain plug] Due to its universal size, this plug can seal sinks and bidets produced by all major mainstream manufacturers. 2. [Easy to install] Thanks to its standard structure and perfectly - fitting gaskets, this drain plug can be used in any standard sink, ensuring reliable opening and closing and long - term sealing. 3. [Hassle - free] The hair filter won't retain annoying hair or dirt, and the dirt will flow directly downstream. 4. [Easy to clean] This drain plug is easy to disassemble and clean. 5. [Customizable size] The diameter of the sink plug is 40 mm, and the height can be adjusted between 6.5 - 10 cm. 6. [Sales guarantee] If you have any questions about the product, please contact us. Our professional customer service team will solve the problem for you as soon as possible.