Corrosion resistance: the sink overflow ring is made of ABS plastic, with uniform color and excellent corrosion resistance, ensuring surface shine and brightness, clean and tidy ,and can be reused for a long time. Easy to install: the sink overflow ring, simply insert it into the opening and snap it into place, no tools is necessary, and the plastic overflow ring has a better grip than metal, and the sink will not scratch, which is very convenient. Easy to store:l The sink overflow ring is small in size, easy to store and lightweight. You can carry it with you without any pressure. Perfect packaging: There are 6 standard overflow holes of 22mm-24mm in the package, which can be perfectly matched with the sink and is enough for daily use. You can choose different styles of overflow holes according to your needs. Wide range of applications:The sink overflow ring is used to prevent overflow and will not block the overflow hole.The decorative overflow hole can match most types of sinks in the market.It is an ideal choice for bathroom and kitchen sinks and basins.