The Osprey Hydraulics Reservoir 3 Litre provides durable construction without compromising fit, stability or comfort in your backpack. The reservoir is designed with pack integration in mind and has a contoured back plate to preserve fit and comfort. Compatible with any 3L hydration pouch, it's an ideal addition to your hiking or cycling setup.Anatomically shaped Hydraulics ReservoirRemovable and replaceable hose and bite valveLitre markings printed on reservoir bodySlide-seal top opening for easy filling and cleaningPour shield extends the collar for easy fillingCarry handle allows easy reservoir management and fillingBite Valve offers fast, smooth water deliveryMade from a tough durable TPU material Capacity: 3L More info