A FlexVent(TM) suspension system designed for the shape of a man's body brings superior comfort to a backpack constructed to hold an entire day's essentials. The roomy interior sports a padded laptop sleeve and plenty of pockets to keep everything you need organized and at-hand. Exterior pockets and toggled bungee cords stow water bottles and larger must-haves to take you across campus or out for a weekend hike. Two-way top zip closure Two top