Trekking rucksack suitable for mens colour blue style sporty capacity 48 litres weight 169 kg height 74 cm width 34 cm depth 33 cm features key holder hydration compatible raincover reflective elements chest strap hip strap water bottle pocket padded back internal pockets valuables pocket inside pocket outside pockets front pocket lid pocket base compartment mesh side pockets additional fastenings walking pole holder ice axe holder straps ergo