The next generation of our hot-selling Chicago laptop bag now features a built-in USB charge port for on-the-go charging convenience, and a backside anti-theft pocket to keep your valuables secure. The Chicago is a modern styling, large volume backpack consisting of 3 zippered compartments, an iso-padded section that fits up to most 17" laptops, dual exterior web pockets, interior organizers, as well as a padded and back ventilated cooling design.