Blanco 440068 Performa Silgranit II Double Bowl Sink, Caf&eacute; Brown 80% Solid granite, Silgranit material features the touch and feel of natural stone Required outside cabinet: 36" Strong linear form in equal double bowl configuration Bowl depths are 10" Limited lifetime warranty 80-percent rock hard granite Bowl depth 10-Inch and 10-Inch Outside dimensions 32 inches by 20 inches Caf Brown Drain width 3-1/2 inches