Performance-enhancing contact lenses?

“They’re almost like wearing sunglasses without wearing sunglasses,” Roberts says. “I could tell such a huge difference right away that I was willing to give them a shot.” Seven years in the making by Nike and Bausch & Lomb, the lenses — which will be known in the retail world as MaxSight — are so new they have made their way only into a few major league clubhouses so far.”