Deuter Trans Alpine Pro 26 SL has been developed for professional trans-alp bikers that value the perfect fit during all riding situations as well as a functional distribution of pockets. The innovative Deuter Airstripes backsystem allows free air circulation over 80 % of the riders back, while still providing a secure, compact fit even on rough rides. Its light spring-steel frame, and flexible ActiveFit shoulder straps provide perfect load transfer and manage carrying comfort and durability. In order to fulfill its specific challenges, the rucksack has load adjustment straps, adjustable chest straps, compression straps and padded hip fins. It also features side zipped pocket on back for smartphone, zipped pockets on hip fins, zipped pocket and two slot pockets in main compartment, and two elastic side pockets. A separate, in the back lying pocket allows fast access to fill hydration system even with full backpack. Separate bottom compartment keeps load in place for an ideal center of gravity, intermediate zippable bottom partition. Wallet, tool, pump etc. are well arranged in large zipped front compartment, including organisation with several zipped pockets and key clip. In addition, there is stretch inner compartment, detachable rain cover, and sunglasses stow system. As for Deuter SL type product, it fits primarily female anatomy. Carrying systems are shorter than men´s and shoulder straps become slimmer towards ends. Hip belt perfectly hug the female anatomy.