Backpacks Osprey Exos 46 October 18, 2010 Katie Herrel Share this Facebook Icon Twitter Icon Email Icon Join Backpacker Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Join Backpacker Create a personalized feed and bookmark your favorites. Join for free Already have an account? Sign In Brand: Osprey Gear Reviews Model: Exos 46 Specs Weight 2lbs. 5oz. Existing modelSuperlightweight thru-hikes, weekend hikes