AR3120-D10 Artisan Premium 16 Gauge 30-7/8" x 20-15/16" x 10" Single Bowl Undermount Kitchen Sink - Stainless Steel Heavy 16 gauge 304 stainless steelUndermount sink designSingle bowl0 HoleStain and corrosion resistantProprietary V-Therm shield provides superior sound deadening and thermal retentionLong lasting high luster brushed finishIncludes mounting hardware and templateOverall Size: 30-7/8" x 20-15/16"Bowl Size: 28-7/8 x 18-15/16" x 10" DDrain Opening: 3 1/2"(Optional) Accessory Grid: BG-25S