MCHIVER Cooler Backpack12-hour lock-in temperature to store and keep food freshItem SpecificationsThe size of this cooler backpack is 33*20*43cm (13*7.9*16.9in), and it can hold up to 36 cans (330ml) of drinks.Features* 600D Oxford cloth + PEVA material + thickened pearl cotton,high quality and durable.* One main pocket, one front slip pocket and two side mesh pockets, multiple storage spaces.* Inner tank hot pressing process, waterproof and heat insulation intimate design.* Adjustable shoulder strap and carry handle for easy travel.* Exquisite printing, fashionable and beautiful.* Sturdy and wear-resistant, easy to clean, simply wipe with a towel.【Tips】1. Compared with placing ice cubes directly with ice packs, the cooling effect is better.2. Do not machine wash. After use, clean and dry with a soft cloth immediately and hang to dry.3. If you encounter any problems, please contact us by contacting us, we will reply as soon as possible and give you satisfactory answers and solutions.