Portable Non-woven Cooler bag, to keep the temperature in kind, easy to ... time)Cold: refrigerated food or drink, with two ice packs about cold 8-12 hours; with two wavy ... are easy of frozen foods is not recommended.Insulation bag, ice bags, ice bags, also known as passive refrigerator, a high ... cold do not have to put up with warm drinks!Ice packs stylish and beautiful, bright colors, fashionable, easy ...