3 in 1 bag. Backpack, shoulder bag, laptop bag Key Attributes Front rip-zip pocket with magnet buckle, mesh zippered pocket, and stretch fabric detail pockets Expandable zipper design creates five more liters of space Removable shoulder strap for when you want to transform into backpack mode Stowable shoulder pads for switching back to briefcase or shoulder bag Luggage handle slot on the body panel for rolling luggage Features Main compartment has stretch woven detail pockets backed with soft material for headphones Additional divider in the main compartment with a zippered pocket and stretch detail pockets Handles on all sides of the bag make it easy to grab Weight 2.7 lb Volume 1100 cu-ins How is volume calculated? Dimensions 11"x16.5"x10.5"