SPECS: Capacity: 20L Dimensions: 17.7" x 12" x 5.9" Weight: 2.45 lbs DESIGN & DETAILS: Water-resistant nylon backpack Breathable mesh back panel provides extra comfort Full wraparound zip opening provides access to the spacious main compartment Trolley sleeve attaches to any AWAY suitcase for easy transport through the airport Padded shoulder straps provide extra comfort Made from water-resistant nylon with a leather trim Trolley sleeve design makes it easy to carry through the airport on your away suitcase Meets the airline requirements as a personal item for most major airlines STORAGE: External secure front zip pocket with hidden easy-access slip pocket External back hidden zip pocket fits passport Detachable key clip Interior 15" padded laptop compartment with magnetic locking zipper Interior organization system with zipper and slip pockets helps keep your travel essentials organized