This is the Air Tech Evolution by GRIVEL. It's a standard model widely used for winter mountain climbing, alpine climbing, trekking, and snow ridge climbing. Both the pick and shaft are robust, and the grip has anti-slip processing. ◼️Specifications Manufacturer: GRIVEL Model: Air Tech Evolution Total Length: Approximately 53cm (actual measurement) Weight: Approximately 523g (actual measurement) Accessories: Genuine leash strap and pick cover ◼️Condition There are scratches, scuffs, and paint剥がれ (peeling) due to use, but there are no problems with practical use. The pick teeth remain, and there is no over-sharpening or deformation. Please consider this item understanding the typical signs of use associated with mountaineering equipment. Notes Please use for mountaineering, ice climbing, etc., at your own risk. Please refrain from purchasing if you are sensitive to used items. Although a simple cleaning has been performed before listing, please be aware of minor dirt.