The two kings are Slazenger Wimbledon Ultra VIS Tin hydro guard and Fort Dunlop in all courts. Please tell me what is the best (personal experience and give no indication of other tennis balls) – dunlop tennis balls. The two balls are the best of all tennis balls. Please tell us what is best tennis balls you’ve seen in your experience. The best tennis ball should be the one you’ve ever seen in a tennis court. The most expensive tennis ball is the one that you have seen in the courts.”]
Source: http://duc-dehydrat-l.blogspot.com/2009/12/dunlop-tennis-balls-which-tennis-balls.html