Now, capitalizing on breakthroughs in ergonomics, exercise physiology, and composite technology, Reebok footwear has launched another revolution in training shoes. In fact, athletes, coaches, and trainers credit Reebok with the biggest breakthrough since Nike developed the "waffle" sole in 1973. The new line of Reebok trainers maximizes the benefits of running, walking, and dancing, building and toning muscles while minimizing impact-injuries.