Material: copper, ABS Color: silver/black/gold/white Size:as pic Suitable for 22mm-24mm hole Easy install, without any tools, just hand you can install the overflow hole. Anti-corrosion, anti-rust, anti-fading, uniform color, simple and beautiful, will not affect the overall look of your sink. The overflow hole cover is easy to install and operate, bringing much more convenience to you. Can be widely applied for home, hotel, shopping mall, factory, kitchen and other places. Package included: 1 X Overflow Ring Note: 1.Please allow 0-5mm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!