Laptop backpack daypack suitable for unisex colour black capacity 25 litres weight 068 kg height 50 cm width 33 cm depth 14 cm max laptop size 15 inch features chest strap padded back organiser hydration compatible key holder water bottle pocket internal pockets laptop pocket mesh pocket mobile phone pocket inside zip compartment outside pockets side pocket front pocket additional fastenings gear attachment points straps ergonomic shoulder strap