Silicone Muffin Baking Cups Material: Silicone Before Use: Clean and sanitize molds in boiling water. After Use: Protect from direct sunlight. Package Contents: Set of 36 muffin cups 1. Set Includes: 36 muffin cups in 9 shapes – stars, circles, hearts, squares, donuts, seven-petal flowers, roses, sunflowers, and snow mountains. 2. Reusable Baking Cups: BPA-free, FDA-approved, flexible, reusable, and durable. Food-grade silicone, perfect for baking, snacks, etc. 3. Usage Instructions: Freezer, microwave, and oven-safe (up to 260°C), easy release of baked goods without extra grease or cooking spray; Dishwasher-safe for quick cleaning, odor and stain resistant. 4. Versatile Use: Besides muffins and cupcakes, these silicone molds are also suitable for chocolate desserts, mini quiches, and jellies. 5. Flexible and Non-Stick: Naturally non-stick silicone molds make it easy to get perfectly shaped baked goods. Designed for thousands of uses – a real money saver!