The Drago Atlus Sling Backpack is a full-sized sling pack that excels in both urban and field applications. It has a sling strap configuration with breathable padding and a quick-release buckle. It comfortably fits up to 17″ laptop computer and has an internal 4-channel elastic organizer with ID card window. It is water bladder compatible and has a Y-compression strap and concealed-carry compartment. It is made of 600D Polyester and the approximate capacity is 1728 cu in.