This Fat Daddio's heavy duty 18 gauge anodized aluminum 6 cup Jumbo Texas-sized Muffin Pan will become a favorite. Each individual cup size measures 3 3/4" top x 2 1/2" bottom x 1 3/4" deep. Anodizing completely seals the aluminum, making a smooth scratch-resistant surface, and ensures there is no cross-contamination or leaching of aluminum into foods. Anodized aluminum is also non-reactive with acidic and dairy ingredients. Fat Daddio's anodized bakeware offers superior baking performance, even heat distribution, safety, and durability. Dishwasher safe. Lifetime warranty.