Advanced Bronze Bakeware Nonstick 12-Cup Muffin Pan;Create delightfully scrumptious muffins with this 12-cup muffin pan which is crafted from heavy-duty carbon steel to distribute heat throughout and help you produce the best taste of your muffins.16.25" L X 12" W X 3" H. .Carbon steel/silicone. .Hand wash. .Imported.