This flexible bike backpack is perfect for conquering any alpine crossing and tackling even the toughest trails, both uphill and downhill, with confidence. The multi-impact protector from SAS-TEC SCA 500 is integrated into the ergonomic body-contact back system and can be easily adjusted to fit your height or back length via the 6 cm height-adjustable hip belt. Lightweight shoulder straps combined with a breathable, fully enclosing hip belt with a side closure ensure a secure fit in rugged terrain. The large, front pocket features numerous compartments for organizing tools, spare tubes, and a pump. The upper front pocket has an internal mesh pocket for safely storing your wallet and keys. Additional mesh pockets are located on the sides and on the right hip wing. A flexible helmet holder, suitable for transporting full-face helmets, as well as a removable rain cover, are included and can be stored in the bottom compartment. The hydration bladder compartment can hold 2 to 3 liters for those with a big thirst. Additional features include an adjustable chest strap with a hydration tube holder, a key holder, a light holder, a glasses holder, side compression straps, and reflective elements. The abrasion- and tear-resistant ripstop material has been produced in an environmentally friendly manner according to the strict bluesign® standard and is equipped with Eco Finish, making it PFC-free and water-repellent. The GS mark stands for "Tested Safety" according to CE standard EN 1621-2 by TÜV SÜD. The VAUDE Green Shape label signifies an environmentally friendly, functional product made from sustainable and bluesign® certified materials. Additionally, this product is climate-neutral: emissions from materials, the manufacturing process, and shipping have been comprehensively assessed and systematically reduced. Currently unavoidable emissions have been fully compensated through the independent non-profit organization "myclimate.".