As you would expect in tennis, there are different levels of players prefer different types of tennis balls. This becomes most obvious at the professional level where players won’t even play without the correct tennis ball. What Tennis Balls do Professionals Play With? Absolutely critical when you reach the highest level of the sport, professionals are fully aware of how the ball they use affects their chances of winning. Victory at the top level often lies in the smallest margins and these players know they need every advantage they can get. Professional level balls are designed to give players this advantage. Intermediate Level Tennis Balls While still offering great quality, these balls are aimed at the regular, experienced player who is not actually a professional. As such, they still offer a great playing experience but at not the quite the same level as the professional balls.