Osprey Stratos 34 Backpack Osprey's Stratos 34 Backpack is the ultimate hiking companion. From the ventilated back system to the ability to carry a high amount of weight, the bag is perfect for your next hike. Inspired by Osprey's AntiGravity technology, the magnificent Stratos 34 provides a fully adjustable AirSpeed ventilated back system, which combines the single-piece construction of the back-panel and hip-belt, adding an extremely breathable suspended mesh, which will provide you increased comfort during warm weather. The design of the Stratos 34 is clean and classic, meaning it is exceptionally comfortable to carry, which therefore makes this backpack a firm favourite for walkers and hikers who want a breezy backpack for camping equipment, and overnight clothing, or layers for keeping cosy in the changing weather conditions. There is a detachable rain cover, which is stored in the bottom pocket of the bag. This increases weather resistance and, working with the