This Tupperware Crystalwave Rock n Serve container is a must-have for any kitchen. With a capacity of 3 1/4 cups, it is perfect for storing and reheating small portions of food. The round shape and vented indigo seal add a touch of style to the container. This container is made of high-quality materials that are leak and airtight, ensuring that your food stays fresh and flavorful. Vented seal saves your microwave from splatters.  It is also break/chip-resistant and BPA-free, making it safe to use. In addition, it is easy to clean and dishwasher safe. Use it to heat up your food in the microwave, and you'll be amazed at how quick and convenient it is.