The 24 cup muffin pan is made of commercial grade aluminium they are stackable, and ideal for everyday use. Ideal for bakeries, hotel kitchens, cafes, restaurants and even home kitchens. This pan has an aluminized steel construction that resists rust and corrosion. Size-Cup Depth 25mm Case Base Bottom Diameter 55mm Cup Case Top Diameter 70mm Pan size 52.00cm x 38cm x 5cm Uses-Commercial food & hospitality industry, baking & patisserie and domestic home use.