If You Care Baking Pans Are Usda Certified Biobased Natural Paper Baking Pans. Made With Unbleached, Chlorine-Free Paper, Have Natural Easy Release Properties, So There Is No Need To Grease The Pan Before Use. The Pans Are Microwave Safe, Can Be Taken Immediately From Freezer To Oven For Quick Reheating, And Are Ideal For Baking.