1. These cupcake cups are made of quality aluminum foil that makes these strong and sturdy. Put them into the oven and bake them directly. No Baking tray is needed. Safe for families.2. Baking cups can be a one -time and reusable cup, and can be placed in different types of desserts, such as caramel pudding miniature cheese cakes, etc., can withstand the temperature of up to 250 ° C, which will not be warped or deformed.3. The mini cupcake molds are suitable for microwaves, ovens and refrigerators. It is perfect for party, birthday, children's birthday, wedding, Christmas, Halloween, etc.4. You can bake the paper molds in the oven directly. No cupcake tray required. Saves time and energy.