CamelBaks H.A.W.G.® NV is the perfect choice for an all day mountain bike ride on the most extreme terrain. The redesigned H.A.W.G.® NV now features an N.V.I.S. Back Panel for additional ventilation. Also offers over 900 cubic inches of storage, 100 ounces of water, plus dual side compression that raises the bar over any other cycling hydration system. An included rain cover allows for all-weather excursions in the saddle or on the trail.