-High quality polyester upper, tough, durable and not easy to break-Single top handle-Main compartments with zip fastening-Front zipper pockets -Front side hidden zipper pockets-Back zipper pocket can be thickened by 6cm to expand the body capacity-Keychain in bag-Shoulder strap with card slot-Inner padded laptop sleeve-Interior multi layer space-Adjustable shoulder strap and datached buckle to retract the shoulder strap-High density polyester lining-The back strap can be inserted into the pull rod of the suitcase-Soft foaming on back side, ventilation, decompression and comfortDimensions: L29cm x H45cm x T16cmWeight: 1.3kgDifferent people with different measurement, so it may exist 1-3cm measurement errors. Hope you will not mind it. Twenty Eight Shoes VANSA Expandable Travel Backpacks VBM-Bp07311