Travel backpack suitable for mens colour grey style casual capacity 62 litres weight 189 kg height 71 cm width 31 cm depth 315 cm features reflective elements emergency whistle raincover hydration compatible detachable daypack chest strap hip strap padded back internal pockets inside pocket outside pockets mesh side pockets lid pocket base compartment straps ergonomic shoulder straps padded shoulder strap compression straps main compartment fea