K-fashion &reg; Ultra New Multifunction 2 Liter Hydration System Water Bag Pouch Backpack Bladder Hiking Climbing Survival, Hydration Pack/backpack Bag Running/cycling with Bladder 100% brand new and good working condition with inner pocket. Light in weight,easy to use on/off valve on hydration bladder Multifunction Backpack bag with Adjustable chest and shoulder straps Applications: Cycling, hiking and other sporting activities Light in weight,easy to use on/off valve on hydration bladder.