Easy Installation Plastic sink overflow ring cover, easy and convenient to install in the overflow hole, simple to use without tools. The sink overflow ring is inserted into the hole and snaps into place. Wide Application: Our sink drain plugs are suitable for most types of sinks on the market, ideal for kitchen, bathroom, and washbasin use. Perfect for home, hotel, shopping mall, school, and factory environments. Premium Material: The sink overflow ring is made of high-quality plastic with a plated layer that ensures good color adhesion, providing a shiny surface. Strong, durable, and designed not to scratch the basin. Size Details: Measure the diameter of the overflow hole before ordering. Suitable for an outer diameter of approximately 30mm (1.18 inches) and bracket height of about 12mm (0.47 inches). Package includes 4 overflow cover rings, sufficient for everyday needs.