Camelbak's NVIS packs, redesigned fully ventilated back panel that's geared for epic escapes.
Amazon.com
The H.A.W.G. NV from CamelBak is a full-day mountain bike pack for adventures in any weather. The 100-ounce Antidote Reservoir with Quick Link System makes hydration easy and accessible, while 1159 cubic inches of cargo capacity carry the gear you need with minimal bulk. The CamelBak N.V.I.S. back panel is fully ventilated and provides convenient access to the Antidote Reservoir to ensure your comfort on epic escapes. The H.A.W.G.'s Dynamic Suspension shoulder harness, slider sternum strap, and fixed waist belt provide ergonomic load support, while the integrated rain cover and organizational elements keep your gear protected and at the ready.