High-altitude Mountaineer @tamaralunger has collaborated with the backpack experts at @deuter on the new development of the already legendary deuter Guide. The result: a tough, ultralight, professional-grade backpack for mountaineering and climbing, with high comfort even under extreme conditions. Modern alpine backpacks need to be as light as possible to minimize the load on tough, energy sapping projects, and ensure unencumbered freedom of movement. The Guide Ultra uses Dyneema® Composite Fabr