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 Lite1. Aircontact liteThe contact back system with its open-cell functional foam provides perceptibly good ventilation and makes for a perfect balance of pleasant carrying comfort and low net weight. Ideal requirements for an effective transfer of weight.2. ECL hip finsEffective transition of weight through ergonomically cut, compact, ECL hip fins that custom fit the hips. Special pads precisely adjust to the hip and provide stable and comfortable hold of the load.3. Vari quick adjustmentThe back system can be adjusted to the individual back length quickly and easily for an optimal fit with the convenient length adjustment system.