What you get: 4 kitchen sink overflow rings and 4 double layer overflow covers. Designed to fit standard 22mm to 24mm overflow holes. The specific size of the product can refer to the picture. The round bathroom sink overflow cover is made of ABS plastic with a high quality chrome finish. The coating has good adhesion, uniform color and good corrosion resistance, ensuring a shiny surface. Easy to use: measure your round overflow plug before ordering to match easily and conveniently to your hole. The sink overflow ring cover is designed to simply be pushed lightly into the hole and clicked into place. Refresh your bathroom without tools. Wide range of applications: The sink drain plugs are suitable for most types of sinks on the market. Suitable for use in shopping malls, homes or other places.