Fully adjustable backpack with a volume of 42 liters for multi-day hiking with an expandable volume of 5 liters. Comfortable trekking backpack made of lightweight nylon, very resistant to abrasion, with a fully adjustable carrying system. It also offers the possibility to add another five liters through a height-adjustable compartment. The lid is removable and can be used as a single carrying bag. The easily adaptable Dry Back Custom wearing system has adjustable back length and anatomically shaped, padded shoulder and waist belts for individual adjustment. In addition, load control straps allow for optimal grip on the back over long distances. Large compartments provide plenty of space for spare clothes or tent poles. Access to the main area is from the front and from the side, so you can get to your equipment quickly and easily. Includes ice ax / stick mount, rope mount and load control, and side compression straps. Other features include a raincoat, comfortable removable rubber loops for attaching other equipment and loops for a sleeping pad. Backpack with a volume of 42 liters, excellent ventilation and optimal comfort for multi-day trekking tours in the mountains.