Cartoon Insulated Lunch Bag For Women Men Kids Cooler Tote Food Lunch Box Specifications: Size: 29x21.5x14cm Material: 600D Holding time: 3 - 6 hours , cooperate with hot and cold bags reachable 4- 6 hours Features: Multifunctional ice bag, cooler bag, back pack breast milk preservation bag. It can keep cold for 4 hours when use it alone, up to 12-16 hours when used with ice pack. Keeping warm : 3 to 6 hours, 4 to 6hours when used with ice-hot packet.Unique double foil ice pack insulation technology. Preservation of function . Function pouch reasonable, allocation of functional pouch, dining utensils, practical and beautiful. Double zipper design makes it more convenient and more convenient storage. Detachable shoulder strap. Package: 1x Lunch Bag