The U Konserve Insulated Food Jar can pull its weight as a food container, thermos, vacuum insulated storage container. The jar is a waste-reducing wonder. Want to carry some hot coffee one day, yogurt the next, and soup the day after that? Just use the Insulated food jar and don't worry about getting individually designated containers. Stainless steel and BPA free, this 12oz jar is completely safe for even the most sensitive of kids.