Used Hard Tennis Balls - 50 Balls Dunlop Mostly st. James, with FORT making up about 20-30% Used for 2 hours on an omni court, then stored at home. Appearance: The ball markings are still clear, and there's no feeling of use. There's almost no dirt or stains, but the air pressure has decreased over the past 2-3 months. Even if time passes since listing, new balls are added almost daily, so the condition of the balls doesn't change. These are suitable for: * Beginners who want a large quantity of practice balls. * Those using them for purposes other than tennis, such as toss batting in baseball. Type: Pressure Ball Use: Hard Court