WILTON-Perfect Results: Air Insulated Cookie Sheet. Perfect Results premium bakeware is built with all the right qualities for better baking results. Heavy-gauge construction spreads heat evenly and prevents warping. The non-stick surface features a reinforced coating that provides quick release and easy clean-up. Convenient handles are designed for easy handling in and out of the oven--even while wearing oven mitts. The handles also have the pan dimensions embossed on them for quick and easy reference. This package contains one 14x16 inch air insulated cookie sheet. Dishwasher safe. Imported.