Designed for comfort when running & riding, Camelbak Octane XCT Hydration Pack features an air mesh back panel for all day ventilation, an ultra light material construction & a low-profile design. Providing the hydration you need when on the go, the pack features a reservoir with a Quick Link™ System, a quick-seal cap, lightweight fillport, dryer arms & a patented Big Bite™ Valve which offers hands free hydration with an easy to use bite & sip design that self seals after each drink to eliminate annoying drips. A harness pocket, cargo pockets & an overflow storage bungee are all featured to the pack to provide you with storage for your waterproof jacket, trail maps & energy bars & gels. To aid with visibility at night & in low light conditions, the pack features front & back reflective detail. The Camelbak Octane XCT Hydration Pack has 3.28L of storage with a 3L reservoir bladder. Comes complete with the Camel Bak Got Your Bak™ lifetime guarantee.