Backpack made of high quality, durable 600D polyester. With anti-theft pocket on the back to store valuables. Inner compartment with USB port for powerbank connection (not included) and outside pocket with invisible zip. Padding on handle, back and shoulder straps, the latter adjustable. Inside with padded compartments for laptops up to 15 inches and tablets up up to 10 inches. Backside attachment for trolley fitting.