From Golden Rabbit Blue Collection, this tray features: This enamelware is made of carbon steel coated with a porcelain enamel and trimmed in stainless steel. There will be variations in the shading of colors and pattern formations which are the results of the hand-dipped process. Enamel  Stainless Steel  Blue Collection  Hand-dipped Oven & Stovetop Safe  Dishwasher safe Measure approx. 20 inch Large Tray, 2.25 inches deep Imported.