The Pegasus 49 in. Granite Vanity Top in Quadro with White Basin fits directly on the top of any standard 48 in. cabinet. Made of beautiful natural granite, this vanity top is factory polished to a smooth, glossy finish and is sealed for added protection against cracking, discoloring and chipping. The vanity top's basin is made of solid vitreous china and is factory-mounted underneath the top for your convenience.