Technical single chamber backpack with a flap buckle for all kinds of outdoor sports where light weight and speed count. The use of lightweight materials and the clever design have allowed the weight to be pared down to the minimum without any loss of functionality. Suspension system with mesh padding supports in places, mesh shoulder straps and an innovative hip belt design for direct body contact and good ventilation. For better load control and stability, the suspension system is equipped with an aluminum V-frame and a padded hip belt.