Ateco 12X18X2 Rectangle Pan from Ultimate Baker. Since 1905, Ateco has supplied fine restaurants and bakeries with quality built, specialty baking tools. Ateco products are internationally renowned for their high quality. And now you can enjoy them at home. When you use Ateco products, youre not only enjoying quality craftsmanship, youre also enjoying quality design; the products are a result of over one hundred years and four generations of innovation and development. Use Atecos large, 18 X 12 X 2 inch Rectangular Cake Pan while preparing your favorite baked goods and youll see why Ateco products are found in fine restaurants and bakeries, worldwide! This professional quality pan is made of 14 gauge aluminum.