Laptop backpack daypack suitable for unisex colour black style business capacity 325 litres weight 16 kg height 53 cm width 43 cm depth 16 cm max laptop size 18 inch size of laptop pocket 44 5 x 29 7 x 4 5 cm features raincover chest strap internal pockets document sleeve padded laptop compartment mobile phone pocket mp3 player pocket tablet compartment camera pocket outside pockets side pocket front pocket material synthetic fiber inner mat