Offers 20% more water per sip. Lumbar design shifts water weight to your lower back for more stability on the trail
Leak-proof cap is easier to open and close
On/off lever lets you seal your drinking tube shut with one hand
Hydro guard technology inhibits the growth of bacteria in the reservoir and tube
Big bite valve self-seals after each drink, eliminating annoying drips
Dimensions :46 x 23 x 8 cm / 18 x 9 x 3 in