The famous German hiking boot brand is the most famous brand in the field of plastic double-walled alpine boots. Koflach's hiking boots have shock absorbers on the heel and are suitable for almost all peaks and terrain on the planet. It is mainly designed for high-altitude mountaineering and polar exploration, and can be used with various crampons, and performs well in snow trekking, ice walking, and ice wall climbing. The preferred brand for alpine climbing above 8,000 meters, the style is trendy, the waterproof and thermal insulation performance is good, but it is more bulky, and the shell is hard, and the comfort and sensitivity are not as good as leather boots. Although it is expensive, it is still popular with professional climbers of snowy mountains.