Mystery Ranch designed these Large Volume Packs (76+L) with 330D Lite and CORDURA fabric for durability and a Guide Light MT Frame System with SJ Autolock buckles that offers plenty of strength without adding much weight. Another feature that makes the Mystery Ranch Beartooth 80 Hunting Bag stand out from the competition is the 270-degree duffel-style zipper opening that provides access from the top bottom or side of the bag. There's never been an easier way to get to your gear. Each pack is compatible with hydration reservoirs so that you can quench your thirst during long hunting sessions. Get your Mystery Ranch Beartooth 80 Backpack today to step into your next hunting session with the confidence of being fully prepared for anything you may encounter.