These 3 heart-shaped cake molds are perfect for baking in the oven. Made of silicone and with a non-stick surface coating, they are oven safe for use in an electric oven. The 5-inch size makes them ideal for creating personalized cakes with a unique heart shape. Hand wash only to maintain their quality. Made in the United States, these molds are a convenient and fun addition to any kitchen for baking delicious treats.