Our flagship topmount sink, the Premiere Designer's beautiful curved lines and generous work space has made it a customer favorite. These stylish premium quality sinks are available in versatile single - bowl and 70 30 or 80 20 double - bowl configurations.Premium grade T - 304 stainless steel StoneGuardTM undercoating over Super - Silencer pad Lustrous satin with highlighted rim Fits 36 sink base 3.5 Drain opening Supplied with fasteners and instructions Complies with ASME A112.19.3 - 2000, UPC Lifetime Limited WarrantyADA Compliant: No Application: Drop In Bowl Depth: 9 Collection: Premiere Reflection Drain Included: Drain Included Faucet Holes: 1 Hole Gauge: 18 Interior Length (Left to Right): 21.43 Interior Length (Left to Right): 7.12 Interior Width (Front to Back): 1.93 Interior Width (Front to Back): 15.75 Length: 33 Material: Stainless Steel Number of Basins: Double Sink Length (Left to Right): 33 Sink Width (Front to Back): 22 Sound Insulated: Insulated Strainer Basket Included: Basket Included Type: Drop in Width: 33