Laptop backpack daypack suitable for unisex colour black style business capacity 20 litres weight 09 kg height 49 cm width 34 cm depth 22 cm max laptop size 156 inch features organiser padded back pen holder key holder chest strap trolley attachment reflective elements internal pockets padded laptop compartment tablet compartment inside pocket mobile phone pocket credit card compartment outside pockets front pocket straps ergonomic shoulder st