[Suitable for]:Baking cakes,pies,tarts,flans,cooking,broiling and more. Ideal for the food service, for household,restaurants,cafeteria,takeouts and catering; safe for use in freezer and oven. [Material]:They are made out of 100% aluminum foil,ensuring that they will uphold baking and distribution.High temperature resistant,up to 446℉,can be put into the oven.