The best ideas are the ones that grow and evolve to suit the changing needs of the times. Just look at adidas’ Ultraboost running shoes. They began as high-performance runners, but quickly gained a following off the track. This pair builds on their design code in a lifestyle version dedicated to cold-weather wear. COLD.RDY tech keeps feet warm and dry. A Continental™ WinterGrip™ Rubber outsole keeps your footing secure wherever the day takes you.