Able to store up to 21 balls at once for quick and efficient clean up, the Tourna(R) TENN-TUBE(R) Tennis Ball Pickup safely secures all sizes of tennis balls for of your practice needs. Quick, Convenient Storage Unique bottom cap latches onto balls for faster clean up Extended tube length offers storage for up to 21 regulation size tennis balls Rubber flange on opposing end secures balls from falling out when on-the-go Includes fence/cart hook up to keep close by during practice sessions Additional Details