Trekking rucksack suitable for mens colour blue style sporty capacity 60 litres weight 27 kg height 78 cm width 31 cm depth 25 cm features key holder hydration compatible raincover chest strap hip strap padded back emergency whistle internal pockets first aid kit pocket outside pockets front pocket lid pocket base compartment mesh side pockets additional fastenings ice axe holder walking pole holder gear attachment points straps ergonomic shoul