Nantucket Sinks NS03i-16 23-Inch 16-Gauge D-Bowl Undermount Stainless Steel Kitchen Sink Exterior Dimensions: 23.625" x 21.125" Interior Dimensions: 21" x 19" Bowl Depth: 9" 16 Gauge 304 Stainless Steel Coated with Custom Insulation and Rubber Padding to Reduce Condensation and Noise Bottom Grid Available (BG2421) Satin Finish