Trekking rucksack suitable for mens colour blue style sporty capacity 48 litres weight 105 kg height 81 cm width 31 cm depth 29 cm features back ventilation system chest strap hip strap key holder hydration compatible outside pockets lid pocket front pocket side pocket base compartment additional fastenings walking pole holder ice axe holder straps compression straps ergonomic shoulder straps padded shoulder strap padded hip belt material synth