... square shape,the color can be white, bone, and black.the standard size is 15, 16, 17, 18, ... can be many different colors, such as shanxi black, G682,G603,Butterfly green, China Green, Baltic Brown, ... Galaxy Black ,Blue Peal, Verde Ubatuba, Gray, Pink, etc, ... can select what you like for your bathroom vanity top. Also more marble color can be selected for ...