Sink basin Made from high quality copper that grips, won't scratch your basin; Plating layer with good adhesion fine, uniform color, excellent corrosion; resistance, ensure surface gloss and bright. Finish:Chrome/Black/Antique Brass/Gold/Rose Gold Simply pushes in and clicks in to place, no tools are required;Decorates the overflow hole but does not block it. Suitable for all types of ceramic pots on the market bathroom sink drain cover Widely used in homes, shopping malls, hotels, factories, including the kitchen. Size：23-25MM Easy to install