The Archeon 70L Backpack is a technical backpack loaded with plenty of features for summer and winter treks, and Osprey made it out of completely sustainable fabrics to be a little nicer to the planet we all love to explore. Recycled nylon canvas covers the entire pack for long-lasting durable as well as sustainable efforts. Two aluminum stays and a framesheet offer plenty of support when you're in it for the long haul, and padded shoulder straps work with the seamlessly padded waist band to keep you comfy from the first mile to the last. As the largest in the Archeon collection, this backpack works best for longer trips or for the backpacker who wants to pack everything for any trip.