NIKE Incyte Official Match Ball Size 5 Soccer Ball Nike RaDaR (Rapid Decision and Response) technology maximizes the balls visibility allowing players to see the ball earlier and react faster. Five-layer construction optimizes the feel of that all-important first touch, allowing the athlete to bring the ball under control quickly and with ease. A high-elasticity layer on the surface allows for a cleaner strike and helps the ball travel with more speed The micro-textured casing also delivers a more accurate ball trajectory than seen before.