Cake/Pan Tin Square Set Of 4 - (6,8,10,12 Inch) 3 Inch Deep. These solid bottom 3" deep square cake pans feature straight sides, rolled rim, and uniform wall thickness, essential for professional results. Each pan is manufactured with a premium 3003 aluminium and anodized to promote easier clean up, tremendous durability and baking efficiency. Pan Preparation for Professional Results: The professionals tell us unsalted butter with a dusting of flour is all it takes. Shortening or lard can also be used effectively. TIP: We do not recommend the use of olive oil or aerosol release sprays containing olive oil as they can leave a sticky residue and discoloration.