The insulated lunch box can reduce the food in the box and the outside of the food, and try to maintain its original temperature; in addition, the insulated lunch box has better sealing, can also avoid contact with the air, reducing the chance of deterioration.
Can I use the insulated lunch box for food in the hot summer? The insulated lunch box can be used in the summer. However, it is necessary to pay attention to the time of use. If the high temperature food is placed in the insulated lunch box for a long time, it will also undergo qualitative change.