The Stash OB has one main zipper compartment for all your essentials, including a pouch for your shovel blade and sleeves for your probe and shovel handle. There is also a mesh zipper pouch within the main storage area for miscellaneous items such as a cell phone or a multi-tool. This pouch also contains a hook to secure your keys. On the top of the pack, there is lined goggle pocket that safely stores your goggles when climbing. The back panel of the pack is composed of a firm breathable foam, which is comfortable and gives the pack good structural support. Load lifters on the top of the shoulder straps allow for carrying heavier loads comfortably. The waist belt is padded and has two hip stash pockets for items such as a camera, chap stick or small snacks. There is also a sternum strap that can easily be adjusted up and down.