Salomon X Ultra 4 MID GTX M's Re Kanken 8mm Waxed Tuscan leather uppers 8mm Waxed Tuscan leather uppers are extremely reliable and help prevent moisture from entering the boot without using a membrane▪ Leather uppers pre treated with Hydrobloc during the tanning process to prevent moisture from penetrating the leather and to prolong the life of the leather▪ Uppers are molded with the Zamberlan FWS (Foot Wrapping System) process for superior fit and comfort▪ The exclusive Zamberlan Vibram NorTrack sole is attached to the upper with the most reliable Norwegian Welted construction available today Developed by our experts in biomechanics this shoe protects sensitive joints even better without restricting freedom of movement Get ready to kick into high gear uphill and downhill with this updated