DurableSilicone moulds can be used over a wide temperature range from -40C to 230C. This durable and flexible silicone shell won't break like a plastic tray. You will find that the best product for making chocolate snacks 100% FOOD GRADE SILICONE: The chocolate mold contains no BPA. It is non-stick, easy to take out and easy to clean. It is easy to release chocolate from the mould. Of course, food-grade silicone is good for your health MULTIFUNCTIONAL - The semi-circular silicone molds are safe to use in microwave, oven, refrigerator, freezer and dishwasher. Can be used for making cupcake toppers, food, chocolate snacks, candy, fondant, butter patties, cake decorations and much more Easy to use and clean: the non-stick design helps to release ice easily by pressing the button of the moulds. The flexible materials make them easy to clean and store.