The Fat Daddio's MFN-STD is a commercial-grade 12-cup standard muffin and cupcake pan built from heavy-duty 18-gauge anodized aluminum, suited for daily production use in bakeries, restaurants, and foodservice operations. This is Fat Daddio's heavy-duty professional crown muffin pan with an anodized finish that seals the material and allows for even heat transfer. The pan is also freezer safe. Hand washing is recommended for all anodized aluminum pans. 12-cavity standard muffin and cupcake pan with each cavity holding 4 oz (1/2 cup), a 2-7/8 inch top diameter, 2 inch bottom diameter, and 1-3/8 inch depth. Constructed from 18-gauge anodized aluminum that will not rust, peel, or flake. Exterior pan dimensions are 15.75 inches x 11.125 inches (40 x 28.3 cm), with each cavity measuring 2.875 inches x 2 inches x 1.375 inches and a cavity capacity of 3.3 oz (98 ml) per the manufacturer's size chart. The anodizing process seals the natural pores of aluminum, creating a baking surface that contains no extra metals or chemical coatings and is non-reactive with acidic ingredients, including citrus-based recipes. The pan features a rigid rolled rim that creates a durable, warp-resistant structure. Temperature-rated up to 550 degrees F (285 degrees C). Contains no extra metals, chemical additives, dyes, CFCs, PFAS, PTFEs, or PFOAs. Backed by a lifetime limited warranty. Dimensions: 15.75" L x 11.125" W