Going for a big run or ride? Bring along CamelBak's superlight Octane 22 LR pack. Made of lightweight materials, it weighs a pound and a half and still totes a full 100 ounces of liquid. Thoughtfully distributed cargo space with internal organizers for extra layers and food hold the necessities for being in the wilderness most of the day. The Air Mesh ventilated back panel keeps air moving to cool you off and the Ultra-Light 3D Mesh harness delivers excellent support. Plus, the Octane even has waist belt pockets for easy access to important gear.