Now featuring adjustable torso lengths and the women's specific fit you trust Osprey for, this technically sound top-loader with an incredible feature set and ventilation will take you through the desert, swamps and rainforest without beating an eye whether on a big day hike or svelte overnight trips. Key Attributes AIRSPEED SUSPENSION Incredibly comfortable and ventilated tensioned mesh backpanel with added adjustability for variations in torso length to provide fine-tuned customization fit for every hiker and backpacker. SEAMLESS HIPBELT INTERFACE Users can't feel seams that don't exist, and because there aren't any on the Stratos/Sirrus updated hipbelt, hikers can focus on the journey instead of the pack on your back. INTEGRATED RAINCOVER Hope for bluebird weather but know you're covered with our integrated and removable raincover that stows in its own pocket when the sun returns. Features Dual side compression straps Stow-on-the-Go trekking pole attachment Ice tool loop with bungee tie-off Internal hydration reservoir sleeve Fixed top-lid with zippered slash pocket Front panel vertical center zippered pocket Specs Load Range - 15 - 35 lbs. Volume Dimensions Weight WXS/S 2075 in3 / 34 l 24h x 12.2w x 12.2d in. 3.072 lbs. WS/M 2197 in3 / 36 l 26h x 12.2w x 12.2d in. 3.197 lbs. Fabric Main - 210D Nylon Crosshatch Accent - 420HD Nylon Packcloth Bottom - 420HD Nylon Packcloth