Stay hydrated using the CamelBak Men's M.U.L.E. 12 Hydration Pack 100 oz. This water pack is made of lightweight nylon and polyester materials for comfort and has a strategically positioned 3D vent mesh with body-mapping technology to keep you cool. The water reservoir with Quicklink⢠system ensures you get all the hydration you need on the move. CamelBak Men's M.U.L.E. 12 Hydration Pack 100 oz Gray Light/Bright Green - Bicycle Accessoriesories at Academy Sports