It is mess-free as it is designed with separate leak proof food containers to keep dry and liquid foods hot. Microwave safe, leak proof containers with Steel inner. Container is meant only for reheating purpose in microwave mode without lid.
The containers are airtight that completely lock the crisp and flavor of the contents you put in as they does not lose moisture.
This set contains Single wall stainless steel fridge bottle made from food grade, high quality stainless steel, which is rust free.