Laptop backpack daypack suitable for unisex colour grey style casual capacity 21 litres weight 058 kg height 47 cm width 30 cm depth 15 cm max laptop size 15 inch features key holder headphone access padded back internal pockets mp3 player pocket laptop pocket outside pockets front pocket straps padded shoulder strap main compartment feature fits a4 folder bag feature suitable as cabin luggage iata norm material synthetic fiber fabric spe