The flexible Delrin Aircontact back system construction fits any back shape comfortably. Tough 3D airmesh covering fabric provides climate control and supports Deuters excellent Aircontact Ventilation System. Two-way zip on the front allows direct access to well-buried items, even when the lid is closed. Lid pocket, valuables pocket inside and two kinds of side pocket (zipped and mesh provide a variety of stowing solutions. Valuables pocket on hip belt. Ice axe and hiking pole loops. Anatomically formed 3D airmesh shoulder straps with load transfer straps.