Description of The North Face Doubletrack 21" For the traveler who is geared up on features, the Doubletrack 21" has got your number. From destination to destination, reduce hauling time with the versatile The North Face Doubletrack. A large main pocket with an internal gear compression panel keeps your load from shifting around, while an internal clothes organizer keeps your clothes from migrating. A braided cable through the top carry handle provides lockable security in combination with locking zippers, and a business card window makes for quick exchanges. The Doubletrack features a removable day pack that comes in handy once you have arrived at your final destination. With comfortable shoulder straps for versatile carrying options and all of the organized pocket space you need, traveling with the Doubletrack provides the posh way to travel. Additions such as stretch water bottle pockets, a hydration port, organizer with audio port and haul bag style toiletry kit are sweet perks to the whole setup. The North Face Doubletrack 21" is a carry-on rolling adventure travel bag that converts to a backpack for use when wheels are not an option. Features: Dimensions : Dimensions : 22" x 14" x 6" (55 cm x 36 cm x 16 cm) Fabric : 330HT ripstop Cordura® nylon, 630D nylon, 1680D Ballistics, PVC tarpaulin Fit Range : 17"-20" (43 cm-50 cm) Volume : [total] 4900 in3 (80 liters) [daypack] 950 in3 (16 liters) Stowable suspension for wheeling and check-in Complete technical pack suspension with contoured shoulder harness and load lifters Hipbelt with cant adjustment Shoulderstraps connect to integrated loop on wheel housing Curved lumbar region for ergonomic fit Ambidextorous retractable handle Braided cable through top carry handle for lockable security Side carry handle Business card window Large main pocket with internal gear compression panel with zip mesh pocket Internal elastic daisy chain clothing organizer Haul bag style toiletry kit Removable daypack clips into place Mesh pockets behind daypack Panel zips onto front when daypack is removed to create a pocket and finished look Locking zipper sliders for security Checking friendly webbing daypack Clips into place Tuckable shoulder straps Main compartment with padded universal sleeve that will hold a 16" laptop Hydration port Secondary pocket with organizer and audio port Airmesh backpanel Side stretch water-bottle pockets