Ideal for getting that authentic crispy pizza base, this tray is also perfect for crispy oven fries, warming loaves or baking cookies. Made from heavy-duty blue carbon steel that won't warp, this pan is easy to clean, simply hand wash in warm soapy water, rinse and dry thoroughly or pop in the dishwasher. As with all non-stick metal ware - never use metal scourers or harsh abrasives.. With over 70 years of experience in designing high-end food preparation tools, utensils and gadgets, it is easy to see how Zyliss has become an internationally respected brand, favored by everyday cooks as well as gourmet chefs.