This Classic Parachute Backpack is constructed with high quality 600 Denier polyester material, heavy oversized zippers and tabs. All hardware used during the construction of this bag is made from heavy gage metal. Includes a zippered interior compartment for seperation of important items. This classic parachute backpack also features dual zippered pockets under it's main cover, as well as a small side accessory pocket for maximum organization and storage of smaller items.