Ultrarunners and adventure racers will love the secure fit, freedom of movement, and comfort of the CamelBak Ultra LR Hydration Vest.

• Includes the 2 L Antidote Lumbar Reservoir (BPA-free)
• Antidote reservoir features quick-seal cap, lightweight fill port, low-profile design for unmatched stability, Big Bite valve, HydroGuard technology, PureFlow tube, and easy-to-clean wide-mouth opening
• Pack’s lower center of gravity means more stability, freedom of movement, and comfort over the long haul
• Shoulder harness with dual sternum straps for stable and snug fit
• Quick-stash pocket for easy access on the move
• Two front cargo pockets for easy access when on the go
• Integrated safety whistle
• Front and rear reflectivity for increased visibility in low-light conditions