This Chicago Metallic Commercial II 12-Cup Muffin Pan features a traditional, uncoated baking surface. Constructed of strong, durable heavy-weight aluminized steel for superior heat conduction and even baking. Designed with a non-stick, easy release coating for ease in baking and cleaning. Dishwasher, freezer and oven safe. Muffin pan measures 15-3/4 in. long x 11-1/4 in. wide x 1-1/4 in. high; each muffin cup measures 2-3/4 in. in diameter x 1-1/4 in. high. Color: silver.