Thermos Reusable Ice Mat Food Saver, 6-Cube

The Thermos 6 cube ice mat is perfect for use with Thermos lunch bags to help keep contents cold. Multiple layers of polyethylene are heat-sealed together to create a strong bond and each cube contains water-based solution (not for human consumption). You can store the mat in your freezer until you are ready to use, it will remain flexible when frozen. The cube mat is food-contact safe, reusable and durable.