Virtu USA VST-2071-BAS Bia Vessel Sink with G654 Dark Grey Granite Natural G654 granite stone vessel, Boat shape Honed finish, Transitionally carved in a timeless design, Seamless 1-piece construction Highly resistant to chipping and scratching, Withstands hot temperatures, Tolerant to extreme temperature changes Installs over countertop in a freestanding configuration, Maximum dimensions: 18.9-Inch wide, 15-Inch deep, 5.1-Inch high, 3-Gallon capacity Drain hole template provided for easy installation, Requires vessel drain without overflow