【Size and Capacity】 : The backpack is 30cm long, 10cm wide and 40cm high, with a capacity of about 12L. There is a separate computer compartment inside the backpack, which can store a 15.3-inch computer. Overall, this backpack can meet the space need
【Password Lock Design】 : Backpack combination lock design can largely ensure the safety of the items inside the backpack. This allows you to go out without worrying about the contents of your backpack, making your trip more relaxing. In addition, see
【Material and Weight】: The backpack is made of Oxford cloth, which is waterproof, wear-resistant and durable. The overall weight of the backpack is about 0.7kg, relatively light. You won't feel heavy on your back with this bag. This backpack is very suitable for work, travel, school use. 【USB Port and Headphone Jack】 : USB and headphone jack are in the same place.With built in USB charger outside and built in charging cable inside，and headphone jack this usb backpack offers you a more convenient way to charge your phone and listen to radio or music while walking. 【Breathable Straps and Reflective Safety Strips】: The straps are wide and high density breathable, which not only reduces stress on the shoulders but also keeps them dry. Safety reflective strips can attract drivers' attention to a certain extent when traveling in the dark or at night