Dual PackCombines the functionality of a full featured backpack with the convenience of a sling bag, offering you the best of both worlds. Features: Dual pack design with a detachable crossbody bag and a large capacity backpack. From daily commutes to weekend getaways, this versatile travel bag lets you move through the world with missing a beat. Full width zippered main compartment. Internal padded compartment fits up to 1. 5" laptop. Built in USB output port