HIGH QUALITY: Solid Brass construction, won't scratch your basin, plating layer with good adhesion fine, uniform color, excellent rust resistance, ensure surface gloss and bright OVERFLOW HOLE SIZE: 22 - 25mm (7/8" - 1") adjustable, The internal plastic parts can change the size. EASY TO INSTALL: Simply pushes in and clicks in to place, no tools are required;Decorates the overflow hole but does not block it UNIVERSAL: Suitable for all types of porcelain sinks with overflow on the market bathroom sink drain cover. Widely used in homes, shopping malls, hotels and factories TWO FINISHES: Available in Matte black and Gold finish to match the faucets Suitable for a wide range of families. Especially the simple and casual decoration style, natural and modern