This is a "ToGo Sack" that rolls and seals like a paper bag With a Velcro pouch, the contents are easy to take out, and it can be used as a pouch for outdoor activities, sports, etc A great feature is that it can be folded up compactly when not in use Although it does not have a cooling effect, it comes with a removable insole on the inner bottom, making it also recommended as a lunch bag A versatile item with a penco-like casual design that appeals to both men and women