This substantial black marble bowl is beautifully handcrafted from a single piece of genuine Turkish Black Marble and honed for a silky mat finish. There may be natural variations that are not product flaws, they make your design truly one-of-a-kind. Overall dimensions: W: 25 cm D: 25 cm H: 10 cmMaterial: marbleCare: do not use any acid, clean with a gentle cloth and soap.