Specification: \r\n? Material: Mud \r\n? Color: Brown \r\n? 100% Pure & All-Natural Clay: No Metals, Chemicals or Toxins, No Lead or other Contaminants - Guaranteed \r\n? Easy to Use & Clean, No Mixing of Flavors. Sturdy & Built to last even with everyday use. \r\n? Microwave Safe. Can be used for Cooking on Direct Flame. Care & use Instructions provided with the product \r\n? Each item is handmade on potter’s wheel and may vary slightly in surface and size.