Dimensions: 34 x 15 x 46 cm. Main compartment with padded pocket for laptop up to 15.6 inches. Large capacity secondary compartment. Interior zipped and mesh pockets. Two-way opening zips for easy access. Large front pocket with interior zipped mesh compartment. Hidden anti-theft back pocket. Ergonomic, padded anti-sweat shoulder straps and back. Back strap to fit a suitcase handle. Height-adjustable back straps with clips to keep the backpack attached to the body.