Size: 29x39x12cm. Large size zipped main compartment with 13,3 laptop compartment. Interior zipped pocket. Double puller on main zip for easy opening. Large front pocket with magnetic flap closure. External USB connector for mobile phone charging. Ergonomic padded back and shoulder straps with breathable mesh. PVC zip straps between the shoulder straps to keep it fully attached to the body. Back strap adaptable to the handle of the suitcase. Hand strap at the top of the bag.