Camelbak mule hydration packthe iconic mul e is the perfect balance of cargo and hydration in a feature rich design the mule has a narrow profile that keeps it light and maneuverable even when its fully loaded for aday of mountain biking the latest version featurday of mountain biking the latest version features a magnetic tube trap that snaps easily into place so you can hydrate without taking your eyes off the trail featuresmaterial 70d 210 d diamond ripstop nylon 70d 140d