Laptop backpack daypack suitable for unisex colour black style business capacity 29 litres weight 15 kg height 51 cm width 35 cm depth 25 cm max laptop size 173 inch size of laptop pocket 42 x 28 x 4 5 cm features trolley attachment water bottle pocket key holder pen holder internal pockets padded laptop compartment tablet compartment document sleeve mobile phone pocket credit card compartment inside pocket mesh pocket inside zip compartment ou