Moen 21770 18 Gauge Double Bowl Drop In Sink, Stainless Steel Manufactured of 18 gauge Stainless Steel Two equal sized bowls, 14 inch x 16 inch x 9 inch deep The sink ledge has four fixture mounting holes, 1-1/2 inch in diameter and 4 inch on center Has one 3-1/2 inch diameter recessed drain opening in each bowl Features soundshield, assuring exceptional noise reduction and quiet dependability