[Product Dimension] Our drain plug is suitable for overflow holes with a diameter of 34 to 38 mm. Please check the dimensions before. [Easy Installation] The sink drain plug can be installed easily without using any tools due to the simple and practical structure. [Anti-Clogging Sink Filter Strainer] You can easily unscrew the drain plug and take the hair and small things, it prevents the water pipe from clogging. [Excellent Material-Aesthetics] Our click clack drain plug is made of stainless steel and pure copper, and it is chrome plated, effectively protect against rust, including double silicone seals, preventing water leakage. [Wide Usage] The drain plug can be used in the bathroom for sinks and bathtubs, as well as for the bidet.