Laptop backpack daypack suitable for unisex colour black style business capacity 21 litres weight 11 kg height 49 cm width 34 cm depth 21 cm max laptop size 16 inch size of laptop pocket 38 x 27 x 4 cm bag feature suitable as cabin luggage iata norm material synthetic fiber inner material synthetic fibre material properties water repellent material fastener zip series samsonite ergo biz wheels none