Utilitarian luxury. A high-performance boot with the balls to back up its luxurious look, the NEW XIII™ represents the ultimate synergy of style and design innovation. Leaving nothing to desire, the rich feel of real leather masks internal opulence that includes all of our most legendary cushioning and comfort technologies. In the end, just know that every detail of the XIII has been painstakingly crafted to guarantee your last run of the day feels as amazing as the first.