Laptop backpack daypack style business capacity 23 litres weight 055 kg height 45 cm width 30 cm depth 27 cm max laptop size 16 inch size of laptop pocket 38 x 26 x 4 3 cm features organiser water bottle pocket internal pockets padded laptop compartment tablet compartment inside pocket outside pockets mesh side pockets zip pocket straps padded shoulder strap bag feature suitable as cabin luggage iata norm material synthetic fiber fabric specif