Alpine backpack suitable for mens colour blue style sporty capacity 45 litres weight 145 kg height 53 cm width 29 cm depth 18 cm features hydration compatible chest strap hip strap padded back internal pockets first aid kit pocket outside pockets front pocket lid pocket side pocket additional fastenings walking pole holder ice axe holder helmet holder rope fixing straps straps ergonomic shoulder straps padded shoulder strap compression straps p