LUNCH BOX COOLER. The FlexiFreeze Freezable Lunch Box Cooler harnesses the power of 20 “built-in” ice cubes to keep your food and drinks cold for hours without the soggy mess of traditional ice cubes. Say good-bye to blue goo and chemicals forever! Use it again and again. Spacious capacity holds an adult or child size lunch, including sandwiches, fruits and just about anything you need to keep cold. For added convenience and to save space, the front panel zips off easily to go into the freezer. Just Freeze it, Zip it and Go!