This reservoir with Thermal Control™ insulation turns any pack into an all-season 3L hydration system.

KEY PACK FEATURES:

• Fully insulated reservoir chamber with double the insulation of a summer pack
• Quick zip reservoir loading
• Includes 4 mm insulated tube cover and insulated bite valve cover

DESIGNED TO CARRY:Water

ANTIDOTE® RESERVOIR FEATURES:Quick Link™ System, 1/4 turn - easy open/close cap, lightweight fillport, dryer arms, center baffling and low-profile design, patented Big Bite™ Valve, HydroGuard™ technology, insulated PureFlow™ tube, easy-to-clean wide-mouth opening, 100% Free of BPA and BPS

CamelBak® Got Your Bak™ Guarantee: If we built it, we'll Bak it™ with our lifetime guarantee.