Specification: External Dimensions: 47 x 18 x 28 cm Internal Volume: 18 Litres COCOON SYSTEM - unique notebook protection YKK Zips and pullers Duraflex buckles Large heavy duty adjustable buckle Heavy duty webbed shoulder strap Cycle strap/Stabiliser Light grey lining (good visibility) Organiser section Extra room for documents Cable storage pouches Disc storage MP3 pouch & headphone out port Large internal area for camera/accessories. External pockets for bottle/coins/keys Compatibility: Fits notebooks up to 17" Also doubles up as a great bag for school college or even university!