Features: Made of natural Cordierite, sintered in 2100F(1450) kiln for hour. Feature of superiors strength, durability, heat retentions and excellent thermal shock resistance, builting to outlasts all others. Heat resistant up to 1,450F (787C). Full of invisible micro-pores which draw out moistures from dough, distribute heat evenly for optimal-cooking, making pizza or flatbread with crusts, avoiding the sogginess that often occurs with metal pans. 13 inch(33cm) round pizza stone measures, golden thickness 0.39"(10mm). The bread stone distributes heat evenly for optimal-cooking, which is great for cooking for pizza on the grilling or in the oven. Perfect for baking pizza, bread and cookie in the home. Fully preheat the stone to 500 before baking.dusts the pizza peel with cornmeal or other flour before putting the dough on it, next transfer the pizza to the stone. When the stone has cooled, run it under warm water while scrubbing with the brush. Never use soap or detergent to clean the stone. Specifications: Material: Cordierite Diameter: Approx. 13inch(33cm) Thickness: Approx. 0.39inch(10mm) Note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Pizza Stone