This natural stoneware baking stone provides even heat distribution and absorbs moisture to give pizzas, rolls, croissants, and breads a delicious lighter, crispier crust. Simply place it in your oven or microwave and enjoy that true authentic taste anytime you like. Includes a chrome wire serving rack, recipe, and instruction sheet. 33cm (13") Dia. Natural stoneware baking stone. Provides even heat distribution & absorbs moisture. Chrome wire serving rack. Includes recipe & instruction sheet. Oven & Microwave & safe. Do not immerse stone in water, or use soap. Scrape off any crumbs and wipe clean with damp cloth only.