This 5-piece set of nontoxic ceramic bakeware from Caraway has a super-slick nonstick coating that requires less oil or butter for cooking. The coating is free of PTFE, PFOA, PFAS, heavy metals and hard anodization, and the surface heats consistently without any hot spots. The set includes an 18” x 13” baking sheet, 5” x 10” baking sheet, 12-cup muffin pan, 9” x 13” rectangle pan and storage caddy. Oven safe up to 550F.