Laptop backpack daypack suitable for mens colours blue red style casual capacity 28 litres weight 08 kg height 51 cm width 33 cm depth 20 cm max laptop size 17 inch features organiser chest strap water bottle pocket padded back internal pockets padded laptop compartment glasses pocket tablet compartment mobile phone pocket outside pockets mesh side pockets straps ergonomic shoulder straps padded shoulder strap main compartment feature fits a4