Heavy gauge .6mm carbon steel / Even heat distribution / Guaranteed never to warp / Easy handling / Nonstick coating # The Word muffin first appeared in print in the early 18th century and is derived from the French word "moufflet". Even before the word applied, the English were baking muffins around the 10th and 11th centuries. Are muffins merely little cakes or creations unto themselves? They could be either and its the bakers choice. The Kitchenaid KB2922 24-Cup Mini Muffin Pan is designed to help you create the muffins that you want. Its nonstick surface allows smoothe muffin removal retaining smooth edges and form. Carbon steel offers excellent and even heat distribution for consistent baking quality. Make your favorite muffins today. Heavy gauge 0.6mm carbon steel # Even heat distribution # Guaranteed never to warp # Large, rolled edges add strength, & oversized rims ensure easy handling, even with thick oven mitts # Non-stick coating can stand up to metal utensils