Laptop backpack daypack suitable for unisex colour black style business capacity 27 litres weight 1 kg height 445 cm width 335 cm depth 25 cm max laptop size 16 inch size of laptop pocket 38 x 27 x 4 cm dimensions of tablet compartment 24 x 17 6 x 0 8 cm features trolley attachment pen holder organiser headphone access water bottle pocket padded back internal pockets padded laptop compartment mp3 player pocket tablet compartment mobile phone poc