Features: Built-in rain cover. Easy adjust suspension system. Extendible top pocket removable for use as a fanny pack. Internal hydration bladder pocket. 2 mesh bottle pockets. 2 ice axe holders. 2 six-slot accessory strap holders. 2 internal parallel stays. Main compartment side access. Removable slab front pocket w/stretch cord compression. Nylex lined cobra-cut shoulder straps. Nylex lined contoured waist suspension. Padded mesh back panel. Front opening sleeping bag compartment. Extra long spindrift collar w/compression strap. Zip-out internal divider. Fabric: Upper: 420D high density nylon ripstop. Bottom: 1000D Kodra. Fit: 16"-22". 6200 cu. in. Size: 35" x 15" x 10". Weight: 5.6 lbs.