LeBron James LeBron Witness IX EP Basketball Shoes When LeBron needs to reach deep into his seemingly endless well of stamina, he wants a shoe that can help him stay energized all game. With a full-length ReactX foam midsole helping keep him spry, the LeBron Witness IX can help The King cross the finish line fresh. With its extra-durable rubber outsole, this version gives you traction for outdoor courts. Plush Ride ReactX foam, 13% more responsive than previous React technology, offers full-length responsiveness. It gives you a stable, plush sensation that helps keep your legs fresh, crucial for optimizing speed and leaping ability. Lock In The upper is made of a synthetic material that helps provide necessary ventilation for all-day wear. Play Anywhere The outsole is made of a rubber compound that gives you optimal lateral support both indoors and outdoors. It stretches from the toe tip around the heel for enhanced durability. Supportive lacing and webbing offer a secure fit.