Bundle our Five most wanted Bakeware Pieces and Save!! Made from durable, heavy-grade aluminized steel that promotes even heat distribution. Featuring double-layer, silicone-reinforced coating that protects against scratching, staining, corrosion and abrasion and allows for easy release of your baked goods. Debossed guides on the interior of the pans to help guide your slicing and placing your cookie dough. Dishwasher safe. Heat Resistant to 400°F. Designed in the USA. Lifetime Warranty.