With the most colors, designs and durability, BLANCO has been the Leader in granite, granite-like and composite sinks for more than three decades. Our experience is your advantage. SILGRANIT - unequaled in beauty, unmatched in color versatility.Features:Anthracite finishUndermount InstallationBowl Depth: 7-1/2''Required outside cabinet: 18''Undermount application onlyCutout Size: Template provided with approximate 1/8'' reveal 80% solid graniteHeat resistant up to 536-deg FUnsurpassed cleanability backed by industry leading 7 patents!Resistant to scratches, stains and all household acids and alkali solutionsDrain NOT includedLimited lifetime warrantyLimited lifetime warrantyDimensions: 13.75 in. long x 18 in. wide x 7.5 in. highDrain NOT includedAssembly Required.Please note: Product dimensions may vary slightly from installation dimensions.Assembly Required