DUNLOP-Slazenger Wimbledon 4 Tennis Ball Can Slazenger Wimbledon 4 Tennis Ball Can tennis balls feature patented technology such as Hydroguard for a ball that repels up to 70% more than those of other brands, and a dye process that results in optimum visibility. The highest quality wool woven into a tight weave provides a premium product befitting of play at the world`s number one grand slam! New DUNLOP Tennis Gear Patented Technology | Championship-Level Play | Ultra Durable And Visible Size - (See Description) | Color - (See Description) Authorized Dunlop Dealer. All racquets are strung and ready for the courts! SEE SELLER DETAILS FOR RETURN POLICY.