The same ball that is used each year on the turf at Wimbledon. The Slazenger Wimbledon ball is one of the world's most premium tennis balls. The Ultra Vis ball uses an exclusive dye and patented application process which makes it the optimum visibility ball in tennis and therefore easier to see for players. Using patented Hydroguard technology, Slazenger have created a cloth that repels up to 70% more water than a standard ball. This further innovation ensures that the Slazenger Wimbledon Ultra Vis remains truly the ultimate performance tennis ball.