At the US Open and other US-based tournaments, the men and women play with different tennis balls. The men play with the slower heavy-duty felt while the women play with the faster regular-duty felt. – WTF Fun Facts
2 thoughts on “WTF Fun Fact – Heavy-Duty or Regular-Duty Tennis Balls”
@me So clever bro…
It’s a well-known fact in professional tennis circles that female players don’t like playing with men’s balls.