The Osprey Aura 50 is made for a lady in motion, with women specific design for ultimate comfort when you are out in the wilderness. Featuring Osprey's AirSpeed suspension and a Aluminum Alloy frame means no heat build up and a pack that moves and flexes with you, harness that is contoured with a wide collar and tapered chest for a womanly ergonomic fit and a ErgoPull system that relives hipbone pressure for easy distribution of load. Hydration compatibility, tool loops and innovative Stow-on-the-Go™ trekking pole attachment lets you easily stow and remove poles without bother. The Aura 50 from Osprey has all the features to help you rule the trails and get you where you need to go without breaking sweat or your back.