About the CamelBak Crux Reservoir On/Off Valve
The Camelbak Crux Reservoir On/off Valve pairs with the Big Bite valve, shutting off the water flow for added security during transport. It is an Ergonomic on/off valve make it easy to grip tube and toggle while you're on the move. It has a 45-degree bend perfectly positions the Big Bite™ Valve for easy drinking.