The Chicago EVO Expandable backpack from PORT Designs combines flexibility and functionality. Expandable from 6 to 14 liters, it adapts to all your needs. It has plenty of storage space, including a padded 15.6/16\" laptop compartment, an expandable main compartment, a large front compartment with organizer, several inside pockets and a secret back pocket. Comfort and durability are guaranteed, with reinforced shoulder straps and handle and water-repellent, recycled exterior materials (r-PET). Take advantage of a dedicated strap to attach it to a suitcase. Ideal for work, travel or leisure, this backpack is both elegant and functional.