CamelBak Men's H.A.W.G. 3-Liter Hydration Pack Dynamic Suspension harness and removable waist belt to maximize load stability. 800 cubic inches of cargo Air Director back panel with Air Mesh harness for enhanced ventilation Durable Splash guard protects pack from mud and abrasion. Front and back reflectivity improves low light visibility Secure storage for pump, tubes, energy bars.