CamelBak Women's Helena 3-Liter Hydration Pack Women's specific Dynamic Suspension harness with Velvetex for a comfortable fit. 1300 cubic inches of cargo Repositioned Sternum Strap for women's specific fit. Air Director back panel and Air Mesh harness for enhanced ventilation External fleece lined pocket for sunglasses or MP3 players. Omega HydroTanium reservoir with Lifetime Warranty