The High Peak CLIMAX 18 is a compact, practical, lightweight and universal backpack. The pack is made of premium materials. It is equipped with a clever and comfortable back ventilation system called Air Channel that prevents sweating by allowing proper air circulation. It also features high quality shoulder straps, an adjustable chest strap and a hip strap. The upper pocket for stows your phone, keys, or other small items with fast access. The elastic side pockets can be used for water bottles. The backpack is compatible with a Hydro Pack system. The compression straps provide stable and ergonomically distributed load.