Fabricated with 10mm radius corners, easy for cleaning and soundproofing. 304 grade, 18/10 coloured stainless steel PVD Coloured into the stainless steel, NOT just a coating (1.2mm thick). Stainless steel New Flat cap plug and waste, drainer, strainer Included. 550 x550 x 330 mm. SINK dimensions, 450450280 mm Refer to the drawing in the list.