DetailsThe Bryce XT hydration backpack is a new addition to the Extreme Line. The Bryce XT is prepared for any scenario under any condition. This reinforced wrap around style pack has a smooth surface to protect the contents of the pack from ground or rock collisions. It features many sweat proof quick stash pockets and strategically placed compression for a comfortable fit when loaded down. This pack also comes with an insulated bladder compartment to keep fluids cool or hot for an extended period of time. One size fits most.