The quintessential bike hydration pack with the convenience of external fill via the quick-release flap on the front of the pack. Holds the industry-leading 2L Antidote reservoir. One small zip pocket on front holds keys and other essentials.

• 1/4 turn - easy open/close cap, lightweight fillport, dryer arms, center baffling and low-profile design, patented Big Bite Valve, HydroGuard technology, PureFlow tube, easy-to-clean wide-mouth opening
• External fill, essentials pocket, reflectivity
• Multi-tool or wallet, extra layer secured by bungee, keys
• CamelBak Got Your Bak Guarantee: If we build it, we'll Bak it with our lifetime guarantee.