Product DetailsProduct Name: DUOMI Casual BackpackFabric material: Oxford clothInside: polyester.Specifications: width 30cm thickness 15cm height 44cmStructure: main bag/computer compartment/flip zipper pocket/front zipper pocket*2/side slip pocketComfortable and delicate oxford fabric, with clear and natural texture, reflecting full luster, wear-resistant, scratch-resistant and water-repellentThe backpack is designed with a convenient USB charging cable port, you can lead the power bank cable out of the cable port to charge while walking, freeing your handsTrendy and personalized letter printing double shoulder straps, strong nylon with comfortable padding cotton wide shoulder straps to carry comfortably without pressing your shouldersLarge-capacity multi-compartment interior storage space, easy to hold your belongingsCan accommodate 14-inch laptops, A4 magazines, IPADs, umbrellas, water bottles and other items