Easy to install: our sink overflow rings are easy and convenient to match with faucets, you just need to push and click to place them, put some soap on them can help slide easily without snap the cap cover feet, easy for you to install Size detail: the outer diameter of the ink hole round overflow cover is approx. 30 mm/ 1.18 inches, and the inner diameter measures approx. 20 mm/ 0.79 inch, about 16 mm/ 0.63 inch in height, well fit standard 22-23 mm overflow hole Keep the surface bright and shiny: our basin trim overflow drain plug covers are designed with good adhesion, classic color and nice corrosion resistance, which will ensure a brighter and shinier surface Plastic material : these round bathroom sink hole overflow covers are made of ABS plastic material, the cover is printed with chrome, looks modern and shiny, suitable for decorating the overflow hole, does not block it not, can be used for a long time in the kitchen or bathroom Wide application: our sink drain plugs are suitable for most types of sinks in the market, can be applied at home, in the hotel, shopping mall, factory and other places, please check that the diameter of your overflow hole is compatible with our products before buying