The Blanco Diamond double basin kitchen sink is made of granite in a dark cinder grey color. The undermount design and low-divider will make clean up a breeze in your contemporary kitchen.Features:Double basin kitchen sinkUndermount designCinder granite Low-dividerHeat resistant up to 536 degrees FahrenheitUndermount clips are providedLimited lifetime warrantyDrain NOT includedFaucet Not IncludedBowl Depths: 9-1/2 inchesRequired outside cabinet: 36 inchesTemplate provided with approximate 1/8 inches revealExterior: 20.84 inches long x 32 inches wide x 9.5 inches highAssembly required. Please note: Product dimensions may vary slightly from installation dimensions.Assembly Required