This insulated backpack is made of Oxford cloth material, 't tear or scratch, light to carry. Padded padded back and adjustable shoulder straps are ergonomically designed with breathable design to provide maximum comfort and support. The top carry handle is designed to provide multiple carrying options. It can also be flattened for easy storage. This insulated backpack cooler has 5 pockets, 1 main large storage compartment, 2 side mesh pockets, 1 large front zippered pocket with divider, and 1 front side zippered pocket, providing multiple pockets for storing different items. This backpack cooler can to 20L,spacious enough to hold all your essentials. It can hold meals, beer, snacks, fruits, tall drinks, cell phones, towels and other essentials. It's perfect for lunch, camping, hiking, picnics, beach, outdoor activities and more. This cooler backpack is made of high-density insulation material lining inside, effectively preventing leakage and keeping. If you want to put ice inside, you can use an ice bag instead of ice or put ice inside and put the towel on the bottom first, this can also avoid leakage problems and protect the liner. This ice cooler backpack is perfect for men or women to use while camping, beach, hiking, lunch, working, or traveling. Color: black Material: Oxford cloth + pearl cotton Package Contents: 1*knapsack Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.