Keep away from fire. / Do not use a scrub brush or polishing powder with this product. / Do not use over an open flame, in an oven or on a grill. / Precautions for use of microwave/ Do not heat while empty. / Read your microwave's instruction manual before use. / Do not use auto heating functions. / Heating time may vary depending on the type of food, and of your microwave. / If you wrap it and heat it, it may become deformed due to shrinkage after heating. / Shorten the heating time for foods with low moisture content. / If you microwave the fatty, oily, or sugar-rich foods such as meat sauce, curry, chocolate sauce, they may be overheated and exceed the heat-resistant temperature. / Shorten the heating time for small amounts of food.