The Deuter FUTURA AIR TREK 45+10 SL is the ideal companion for those looking for a comfortable backpack with maximum ventilation and ideal weight distribution for longer treks. The backpack provides higher performance thanks to the innovative Aircomfort back system, which has a flexible steel structure, is very durable, provides stability and creates a space for ventilation between the backpack and the body, so that moist, warm air is perfectly dispersed. The Aircomfort back system also has rotating shoulder straps, a VariFlex lumbar belt, stabilizing and chest straps that significantly increase comfort during wear. The VariSlide system makes it easy to adjust the length of the back. In order for the backpack to comply with the highest technical requirements, the Futura air trek is equipped with a separate lower zip pocket for storing shoes, clothes or other equipment, a front hidden pocket, two stretch side pockets and two spacious pockets on the waist strap. You can also store things in the height-adjustable pocket on the lid (+10 L) or in the large main pocket. The backpack has a two-way large zipper that allows you to quickly access your belongings, a front pocket with an organizer, a special compartment on the inside of the backpack to keep your valuables safe and an elastic inner compartment for storing wet or sweaty clothes, etc. You will certainly appreciate the removable raincoat, loops for trekking poles, SOS label, helmet holder and compatibility with the hydration system. As for the Deuter SL type, it was developed specifically for the female anatomy. The back system is shorter and the shoulder straps are narrower at the ends. The waist belt adapts perfectly to the female anatomy.