Laptop backpack daypack suitable for unisex colour black style business weight 11 kg height 435 cm width 325 cm depth 23 cm max laptop size 156 inch size of laptop pocket 38 5 x 26 5 x 4 cm features organiser pen holder key holder trolley attachment water bottle pocket padded back internal pockets padded laptop compartment tablet compartment inside pocket mobile phone pocket mesh pocket outside pockets mesh side pockets front pocket straps e