【Size and Capacity】: The backpack is 38cm long, 20cm wide and 49cm high. The overall capacity is about 25L, which can meet the needs of daily or 3-5 day short trips. And the appearance is simple and beautiful, whether it is work, school or travel thi
【Material and Texture】: The backpack is made of high-quality Oxford cloth, which is not only waterproof and wear-resistant, but also can be loaded. The elastic sponge on the back of the backpack makes it very comfortable and breathable. The S-shaped shoulder strap is designed to take a lot of pressure off your shoulders. Make the backpack no longer a burden on the trip. Closure: Zipper 【Plenty of Compartments】: The pack has a large main compartment for a 15.6-inch computer, a front side compartment for tablet files, and two side compartments on the left and right side for an umbrella water bottle. These compartments keep the inside of the backpack in a neat and tidy state. 【USB Port and Headphone Jack】 : 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.The design of USB port and headphone port can avoid the data cable and headphone cable tangled together, but also can free your hands, making travel easier. 【Secret Pocket and Pull Rod Belt】: The back of the backpack has a hidden pocket, can be placed more important items, because it is attached to the back so can protect items to a large extent. In addition, because the entire pocket is large and wide, it can also be used as a fastening rod, so you don't have to worry about the backpack falling off the suitcase.