Make the perfect pizza with our Haeger Round Pizza Stone crafted of natural stoneware. Your family will be pleased with the delicious tasting, crisper pizza crust you can achieve. The stone surface allows for even heating and cooking throughout, ensuring the best result. Performs best in conventional and convection ovens; oven safe up to 450° - 232°C. This high quality and long lasting Pizza Stone is proudly made in America. Dishwasher safe. Lead free. Please see below for Care Instructions. USA. 15" diameter, 1" thick. Stoneware Preparation Before your 1st use, wash by hand in hot water.Preheat the oven, do not preheat the stoneware.In choosing the appropriate sized stoneware, your food should cover a minimum of 2/3 of the stoneware surface to avoid thermal shock. Always distribute evenly.Baking/cooking times will be longer if the recipe is for less than 15 minutes. If longer than 15 minutes, please follow your recipe and check internal temperature before serving.Dense frozen foods, like roasts, chops and chicken must be thawed in your refrigerator before baking; frozen foods in hot stoneware can also cause thermal shock.To prevent breakage from extreme temperature changes, always place your stoneware on a wooden cutting board or large trivet. In addition, do not put hot stoneware on a wet surface or cold counter top to prevent counter damage and scratching.Oven Type & SafetyThe bakeware and natural stoneware perform best in conventional and convection ovens. Convection ovens may require less time and temperature than a standard oven. Oven safe to 450°F.