If you're looking for a more formal, lightweight office backpack, then the American Tourister UG7 OFFICE BP 15.6" is for you. It has a handy customizable laptop or macbook compartment, in addittion there are many pockets and options for organizing your work items. This backpack is characterized by its comfort, the padded shoulder straps, the ergonomic "Air Comfort Plus" padded back and the neoprene carrying handle. In addition, it has a rain cover to protect it and a sleeve grommet that allows it to be attached to a suitcase handle.