The functional Aircontact Lite back system convinces with sophisticated design and a perfect balance between carrying comfort, weight, and ventilation. The innovative Aircontact Lite back system provides ideal dissipation of damp air, offering perfect conditions for trekking and alpine climbs. Aircontact Lite System1. Reduced to the essential– you can still carry light to medium loads comfortably with the back system of our lightweight backpacks. The flexible, tensioned Delrin U-frame provides stability and comfortable load distribution at minimum weight.2. Reliable fit close to the bodyfor demanding terrain thanks to a padded back with ventilated 3D AirMesh covering.3. Carrying comfort and a perfect fitthrough ergonomically cut, S-shaped shoulder straps with an easily adjustable chest strap. The Gravity Pitch features curved, narrow, lightweight shoulder straps with a wide base that adapt to your every movement.4. The backpack is held close to the bodyby a detachable chest strap (Gravity Rock&Roll), airy-light mesh hip fins (Gravity Expedition) or adaptable hip fins (Guide Lite).