KOHLER Prolific Undermount 29-in x 16.5-in Stainless Steel Single Bowl Workstation Kitchen Sink with Drainboard in the Kitchen Sinks department at Lowes.com
KOHLER Prolific 23 Inch Workstation Stainless Steel Single Bowl Kitchen Sink with Accessories, Undermount Installation
Kohler 23650-NA Prolific 23" x 17-3/4" x 10" Under-Mount Single-Bowl Kitchen Sink with Accessories, Stainless Steel