Ortovox Trad Zero 18 climbing mountaineering backpack is essential and very light with a weight of only 370 g. Made with a high-strength fabric, this backpack is made even more durable by an internal silicone lining. Ortovox offers you not only an extraordinary lightness but also various rings to fix your materials, an adjustable webbing to fix a rope and the predisposition to a hydration system. The shoulder straps are padded and the back is soft. Furthermore, Ortovox thinks of a personal emergency card to allow a quick intervention of the injured in case of emergency. Trad Zero 18 goes into action on the wall! Ortovox Trad Zero 18 climbing and mountaineering backpack