From robot-built uppers to lighter, springier foam, here’s why On’s latest running shoe might actually live up to the hype. By Julia McEwen Date July 3, 2026 Super shoes. Heard of them? If you’re a runner, chances are you have. Carbon-plated racing shoes have become one of the biggest breakthroughs in distance running since Nike first introduced the Vaporfly 4% in 2017.