Interior is made of Stainless Steel and Exterior is made of Polypropylene. The Exterior gets heated up first and then heats up the Stainless Steel in which your food is absolutely safe. Hence it might take some time more than regular to heat up your food.
Each Container measures 11 Cm *11 Cm *4 Cm with a Capacity of Approx. 350 ml .
Airtight and Leak Proof
Color: Red, Set of 6
Only for Re-Heating Purposes in the Microwave (WITHOUT LID)