Wilton Countless Celebrations Cake Pan Set, 10-Piece Letter and Number Cake Pan Rectangular pan with grid and inserts allow you to create any letter of the alphabet or number from 0-9, complete instructions included Contains 9 inserts Made of steel; non-stick coating allows for easy release and quick cleanup Pan dimensions: 14.5 x 9 in. (36.8 x 22.9 cm) Dishwasher safe; however for best results, wash in warm, soapy water before first and after each use