Nantucket Sinks ZR3220-SR 32-Inch Pro Series 70/30 Double Bowl Undermount Kitchen Sink, Stainless Steel Exterior Dimensions: 32" x 20" Large Bowl: 18" x 18" Small Bowl: 11" x 15" Bowl Depths: L:10" S:8" 3.5" Drain Openings 16 Gauge 304 Stainless Steel Coated with Custom Insulation and Rubber Padding to Reduce Condensation and Noise Bottom Grid Available for Large Bowl (BG3220)