DURABLE COOKIE SHEET: This nonstick cookie pan is made from heavy gauge steel for everyday use; sturdy construction resists warping to keep you baking, oven roasting and toasting for years NONSTICK BAKING: Long lasting nonstick found throughout baking pan promotes excellent food release when baking or roasting your favorite treats HANDLE THE HEAT: Grippy cookie pan handles offer a confident grasp and the cookie sheet is oven safe to 500 degrees Fahrenheit so break out those potholders and oven mitts SUPPORT YUM O!: A portion of proceeds goes to Yum o!, Rachael’s nonprofit organization that helps kids and their parents develop healthy relationships with food As per industry standard with regard to item dimensions for bakeware is to list the baking surface as the primary dimension.