ALFI Black 33" Double Bowl Undermount Granite Composite Kitchen Sink – The Sink Boutique
Ruvati 33 x 22 inch Drop-in Topmount Granite Composite Single Bowl Kitchen Sink - Urban Gray - RVG1033GR - - Amazon.com
Plymouth Collection Large Single Bowl Undermount Granite Composite Kitchen Sink in Multiple Finishes, 30"W x 17-3/4"D x 8-1/4"H by Nantucket Sinks | KitchenSource.com