Any route. Any season. The Mutant 22 Rucksack from Osprey is a pack designed for year-round ascents. Super light, flexible, strippable and seasonally versatile you can rely on this perennial climbing partner. In the winter you will welcome the snowshedding backpanel, and dual ToolLock system which allows quick and secure ice axe attachment. In the summer you\'ll be feeling the heat but enjoying the EVA die-cut ventilated shoulder harness. Rock climbing in the summer or ice climbing and ski touring in the winter, your Mutant will never be off your back