Star Home Artisan Slab Server with Knife, 13-Inch by 10-Inch Hand-casted and hand-finished Nickel plated cast aluminum; Resists turning, tarnishing, oxidizing, pitting and scratching Food safe material Do not use in dishwasher; Clean with warm soapy water and dry immediately with a soft cloth As with all metals, do not place in a microwave oven, Do not place in freezer.