The SCUD hydration pack optimizes hydration for long distance athletes, biking, and hikes in scorching weather while maintaining a low-profile inside your hydration-compatible pack. This low-profile Reservoir features a wide-mouth opening with slide-lock closure that makes refilling the bag as painless as possible.
Moreover, the valve automatically shuts off once you remove the dringking hose.The drinking hoses on/off bite valve is easy to use while running, hiking, and mountain biking and it won't drip as you move down the trail.