SUPERALP NBK GTXTop range comfort and protection with the Superalp NBK. The model is designed for true backpackers who prefer long distances, preferably alone and with heavy loads on their shoulders. The dual density PU in the IMS3 Exo sole provides cushioning even on rough terrain, ensuring a high shock absorption, protection and lightness at the top of the category. Superalp NBK is also available in the LTR version with a high quality full grain leather lining.