31-1/4" Phoenix PLZ-15 Undermount Double Equal Bowl 18 Gauge Stainless Steel Square Kitchen Sink with Tight Radius Corners and Center Drains Tight Radius Corners for Easier Cleaning 18 Gauge 304 Stainless Steel with Brushed Finish Double Equal Bowls with Center Drains Rubber Padded for Noise Reduction Thick Undercoating to Prevent Condensation