Trekking rucksack suitable for unisex colour black style sporty capacity 30 litres maximum volume 37 weight 155 kg features chest strap hip strap padded back raincover hydration compatible internal pockets mesh pocket outside pockets lid pocket base compartment side pocket front pocket additional fastenings ice axe holder walking pole holder straps padded hip belt ergonomic shoulder straps padded shoulder strap compression straps bag feature expand