This backpack has been aerodynamically designed as well as ensuring that safety of your valuables is taken into account by having the main compartment opening at the rear of the backpack. It also has a front rear hidden zipped pocket. This bag has dedicated compartments designed to hold a 15.6inch computer and ipad/tablet, enough space for documents. In this main compartment there are varias other small pockets as well as a hanging hook to attach your keys too. It has a slide over strap for luggage trolley handles and a hiodden back pocket. Contains usb charging port. Connect a powerbank (not included) to the usb cable inside the backpack then connect your phone/tablet to the usb charging port. This is the kind of backpack you would like to take everywhere,whether its for work,school or travel.