The women’s-specific Osprey Aura AG 65 relies on Osprey’s Anti-Gravity suspension system for outstanding ventilation and comfort. This pack is often found on the backs of experienced thru-hikers. Osprey’s Anti-Gravity suspension system—a seamless backpanel composed of lightweight mesh extending from the top of the backpanel to the hipbelt contours to the body to deliver outstanding fit and unrestricted movement. The Fit-on-the-Fly hipbelt and easily adjustable torso length optimizes comfort on the trail. You can access your gear through the top of the pack. The versatile floating top-lid is removable to shave weight but an integrated FlapJacket is always onboard to protect your gear from the elements.