The Dana Design Glacier Backpack is a lightweight workhorse, adapting to the demands of the most extended excursions.Interchangable shoulder pads and waist belts allow for a more custom fit. On the bottom of the bag is a sleeping bag comparment that can be seperate from the rest of your pack's contents or combined. Twin vertical column pockets give you additional storage. Sleeping pad straps secure a pad under your pack. The Dana Design Glacier Backpack is preferred for its narrow profile, streamlined features and optimal carrying capacity.