The Jansport Helios Backpack is an ultra-light weekend backpacking pack. If you are looking for a lightweight weekend pack, you've found it. At less than 3lbs, the Helios is as light as they come. The Helios has two compartments to help organize your gear and a detachable lid with a pocket for smaller items. The form-fitting compression molded waist belt and back panel add comfort to a day on the trail and the die-cut shoulder straps are made with Airvent mesh padding for maximum breathability.