LOTS OF STORAGE SPACE & POCKETS:Two big pockets,one separate laptop compartment with thick foam can hold 15.6In Laptop,could well protect your laptop when falling down. Main pocket is spacious,you can put clothes,books,stationeries in it.Also with organizer pockets,make your small items easy to find. One anti-theft hidden pocket in the back side, keep your important items safe. MULTI-FUNCTION: This usb backpack offers you a more convenient way to charge your phone while walking. Please noted that this backpack doesn't include a powerbank, it only offers an easy access to charge.A well-knit luggage belt is quite convenient for you to fix the laptop bag on the trolley of your luggage, making your journey and travelling more convenient wherever you go. ERGONOMICS COMFORTABLE: The unisex laptop backpack has Breathable sponge mesh design of the back and straps, quite ventilation. Relieve the stress of long carry-on. Much lighter than other backpack, breathable, adjustable and wide