Graniteware has a porcelain enamel surface over a carbon steel body. The steel core is an excellent heat conductor and gives an even heat distribution for faster cooking times. The porcelain surface is nonstick and contains no harmful chemicals. Dishwasher safe. Black.; Dark interior absorbs oven’s energySafe for metal utensilsUse on oven or grillNo PFOA, PTFE or other harmful chemicals; Size: 21″ Features: Nonstick Brand: Cinsa Assembled Product Dimensions (L x W x H): 2.00 x 4.00 x 8.00 Inches