Camelbak M.U.L.E. Hydration Pack, Black, Made of Cordura, 17.5x8.5x7.9, Mil Spec Crux Long Reservoir Included, Reservoir Holds 3 Liters 1741001000 The most efficient way to carry your water and gear just got better. With a narrow gauge" low-profile design that holds over 8L of cargo the MULE is perfect for short" sharp missions. The included" all new 3L" 100oz Mil Spec Crux Reservoir delivers 25% more water per sip and the new 500D Double-rip Cordura Fabric ensures lasting durability. Internal essentials organization and the new laser cut Mountain MOLLE makes organizing your gear simple and fast.