The Ortovox Trad Zero 18 backpack is a compact model, designed for climbing and mountaineering. Its sturdiness, its accessories and its great lightness make it an ideal climbing companion. It has a volume of 18 liters and allows you to leave for a day with your equipment. A pocket is provided to install a hydration system (not included), a specific compartment for valuables is integrated as well as an emergency card. Also included are a rope holder and a chest strap with a whistle alarm that distributes the load for more comfort. The High-Flex-Contact back system is designed to ensure optimal freedom of movement, which is essential for mountaineering. Features: Material: Polyamide 210D HD Ripstop + Polyamide 420D HD RipstopRope holderValuables compartment / Integrated emergency cardCompatible with a hydration systemHigh-Flex-Contact back systemChest strap with alarm whistleVolume: 18LDimensions: 54 x 27 x 16 cmWeight: 370 g Backpack Ortovox ---Trad Zero 18 Pacific Green