Backpack Cyclone, anatomic design of back construction and shoulder belts, light weight. Perfect back ventilation. Main and chest belts, reflective stripes for better safety. Special fixation of helmet, pump and flashing light. Three main and many smaller pockets, mobile phone holder integrated into shoulder belt, separate pocket for H2O bag, volume 9l, weight 590 g. Optional rain cover A-O21 ( light and waterproof).