From Golden Rabbit, the Enamelware Swirl Oval Platter features: This enamelware is made of carbon steel coated with 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 swirl collection Hand-dipped Oven & stovetop safe Dishwasher safe Measures approx. 12" x 16" Imported.