HydroLock lever on tube provides one-hand positive on / off even for soldiers wearing gloves
HydroGuard: Embedded silver-ion technology inhibits the growth of bacteria on the reservoir and drink tube surfaces, making system easier to clean. (Does not protect the user from bacteria or other disease-causing organisms.)
Cover protects drink tube from abraision and UV rays.
Radio-Frequency-welded polyurethane reservoir is exceptionally tough and elastic even under heavy loads.
Big Bite Valve: Made of self-sealing silicone, the single-piece Big Bite Valve supplies unmatched water flow with ease.
