Make mini cakes that are perfect for fall using the Silicone Leaf Acorn Mold. Oven-safe up to 500°F, versatile silicone molds are perfect for baking mini cakes, brownies and other baked goods. Flexible, non-stick silicone makes it easy to “pop†treats right out of the mold. Silicone is heat resistant up to 500°F, microwave and freezer safe, too!