Laptop backpack daypack suitable for unisex colour blue style vintage capacity 20 litres weight 048 kg height 42 cm width 30 cm depth 16 cm size of laptop pocket 40 x 30 cm features padded back internal pockets padded laptop compartment outside pockets front pocket straps padded shoulder strap main compartment feature fits a4 size bag features suitable as cabin luggage iata norm reinforced base material synthetic fiber fabric specification