Tourna Classic Ballport with wheels - 120Large Capacity holds 120 tennis balls. A must have for serious tennis practice. Comes with Wheels to make it easier to transport the balls Legs fold down and prop the hopper up to waist height so you can practice your serve or feed balls for practice. Legs lock in the standing position so it doesn't fall over easily like many cheap hoppers Measures 15. 5 inches high when standing. The tapered basket averages 12. 5 x 12. 5 x 15 inches high.