Nantucket Sinks ZR3219-16 32-Inch Pro Series Single Bowl Undermount Kitchen Sink, Stainless Steel Exterior Dimensions: 32" x 19" Interior Dimensions: 30" x 17" Bowl Depth: 10" 3.5" Drain Opening 16 Gauge 304 Stainless Steel Coated with Custom Insulation and Rubber Padding to Reduce Condensation and Noise Bottom grid included with sink