18/10 mirror-finish stainless steel. Classic looks, professional performance. Cooking surface does not discolor, react with food, or alter flavors. * Solid stainless steel riveted handles stay cool on the stovetop. Safe and comfortable handling. * Aluminum encapsulated base heats quickly and spreads heat evenly. Eliminates hot spots. * Eliminates drips and spills while pouring * Oven safe to 550 F. Cook on stovetop, in oven or under broiler. Freezer safe for easy storage.