Make evenly sized and shaped muffins and cupcakes every time with this Chicago Metallic 12 Cup Muffin Pan. Made from heavy-weight carbon steel for superior heat conduction and even baking with a reinforced rolled rim to prevent warping, this pan also features a silicone-based, nonstick coating for easy release of food and simple cleanup and is oven safe to 450degree F/232degree C. Makes one dozen muffins or cupcakes. Measures 15-3/4 by 11 inches and features 12 cups, each measuring 2-3/4 inches in diameter by 1-1/4-inches high. Handwashing is recommended to extend the life of the product. Features: Oven Safe Manufacturer Warranty: Lifetime Limited Recommended Utensil Material: Nylon Maximum Temp (f): 450 Degrees F Care: Hand Wash Material: Aluminum Country of Origin: Imported