MicroLite deli container design allows you to show off the freshness and high quality of fine food. Made from Polyproplyene, MicroLite containers are tough and light as well as reusable. They can go from the refrigerator to the microwave to the dishwasher without fear of damage. MicroLite containers are also highly resistant to fats and oils. So you don't have to worry - MicroLite can take the heat