The full featured, Deuter ACT Pro 40 Pack is a pro for multi day excursions and equipment intense outings. This super technical pack provides top carrying comfort with its compact, yet comfortable fit. The AIRCONTACT Trail Pro System features an auto compress hip belt and airy, perforated shoulder straps. The waist belt is flush mounted to reduce pressure points and maintain compression to keep loads near the hips, yet still allows for pivoting in reaction to movement. Fold away mesh hip wings Flexible Delrin U frame Body hugging fit of the Aircontact Trail System guarantees full load control Anatomically shaped 3D AirMesh shoulder straps with load adjustment straps Mesh hipbelt ensures a great compact fit but can be stowed away for easy harness use Padded, anatomically shaped Auto Compress hipbelt with easy pull forward adjustment ensure a quick super tight fit Two way zip on the front allows direct access to well buried items, even when the lid is closed Tough, highly breathable 3D AirMesh lining Lid pocket, internal valuables pocket, one zippered side pocket and one stretch side pocket provide a variety of storing solutions Ice axe and hiking pole loops also for foldable poles Compression straps Integrated detachable rain cover Hydration system compatible Zipped front compartment for maps etc. Number of pockets: 5 Torso Length: 16 21 Material: Super Polytex Macro Lite 210 Size: 28 x 12 x 10 Weight: 3 lb. 6 oz. Capacity: 2441 cu in.