Kingston Brass Gourmetier KDS32219BN Uptowne 31-1/2-Inch x 20-1/2-Inch Self-Rimming Single Bowl Sink, Brushed Stainless Steel Fabricated from 304 grade stainless steel, resists from chips and scratches Underside has sound absorbing pads applied to dampen sound 18 gauge thickness stainless steel Outside Bowl Dimensions: 31-1/2 inch (L) x 20-1/2 inch (W) x 9 inch (H) Inside Bowl Dimensions: 29-1/8 inch (L) x 15-9/16 inch (W) x 9 inch (D)