Trekking rucksack suitable for mens colour black style sporty capacity 40 litres weight 135 kg height 66 cm width 35 cm depth 33 cm features key holder hydration compatible raincover chest strap hip strap water bottle pocket internal pockets mobile phone pocket outside pockets front pocket side pocket lid pocket base compartment additional fastenings walking pole holder ice axe holder gear attachment points straps ergonomic shoulder straps comp