CamelBak SnoAngel 72-Ounce Hydration Pack Low profile slim design doesn't interfere with lift and slim enough to fit under a jacket Repositioned sternum strap for a women's specific fit. Women's specific harness curves for comfort and stability; Secure pocket with organizer holds keys, cash and a trail map. Holds 72 ounces; measures 122 cubic inches Omega/HydroTanium reservoir/ with Therminator harness and Lifetime Warranty.