Blanco 440193 Diamond Super Single Bowl Kitchen Sink, Metallic Gray Finish 80% solid granite, silgranit material features the touch and feel of Natural stone Required outside cabinet: 36'' Flat deck is ideal for both drop-in and undermount installations Bowl depth is 9-1/2'' Limited lifetime warranty Overall: 33-1/2-Inch x 22-Inch Self Rimming or under mount installation Silgranit Bowl: 30-1/2-inch x 16-1/2-inch x 9-1/2-inch Resistant to scratches, stains, and all household acids and alkali solutions