This plate is particularly lightweight and shatterproof. It is also suitable for the dishwasher and microwave (max. 600 W). Usage: Before first use and after each use, you should clean the plate with mild detergent in hot water or in the dishwasher on the top rack. When heating food in the microwave, always stir the food for even heating. To avoid material damage, you should never expose the dish to extreme heat.