ALPS Mountaineering Denali Internal Backpack (Olive, 5500 Cubic Inch) Hip Hugger waist belt helps stabilize the load Comfort Glide Adjustable suspension system allows quick, simple adjustment of torso length Dual aluminum frame stays; auto-adjust load lifters Hydration compatible design features a hydration hook, pocket, and port for on-the-go hydration Integrated rain cover and the top pocket that converts to a fanny pack