Laptop backpack daypack suitable for unisex colour grey style casual capacity 145 litres weight 05 kg height 43 cm width 27 cm depth 10 cm max laptop size 13 inch features key holder headphone access padded back internal pockets mp3 player pocket padded laptop compartment inside pocket outside pockets front pocket additional fastenings gear attachment points safety light loop straps padded shoulder strap main compartment feature fits a4 size