It is sturdy and easily cleaned with soap and water. This industrial-looking model would likely appeal to older kids and even adults. 3 bags Igloo recommends a cold pack to keep items chilled. The insulation can't do it alone. Nevertheless, the CapriSun was colder in this lunch bag than in the Ideal Box even without a cold pack.
Hot food needs to be in an insulated container, such as a Thermos.
The Igloo looks small from the outside, but the top part is big enough to hold a sandwich in a zippered pouch. A drink, small fruit, chips and Little Debbies fit comfortably in the main storage section. Anything more cumbersome, however, won't. It would be difficult, however, to imagine this box lasting more than one year and maybe not even the entire school year as little fingers open and close the plastic latch. The remainder of the food was room temperature.