1.Reliable Quality: Made of premium silicone which is BPA free and environmentally friendly, Reusable, flexible and non-stick coated.^2. Safe to Use: These shapes are safe to use in the oven, microwave, freezer, and dishwasher. Temperature safe from -60-240 degrees Celsius.^3. Easy to take out: the silicone is durable and non-stick, so works well with soap and other crafts; won't break or break like hard plastic molds. You can just take out the cupcakes or soap. Easy to remove and easy to clean.^4. VERSATILE APPLICATION: Great tools for making handmade soap, cupcake, jelly, pastry, dessert, chocolate, ice cream, etc. it can also be used as a cake pan, cake pan, chocolate mold, bread mold, ice cube mold, candy mold, etc.