Brand name: TAAN Packaging: Single PackageCategory: Training BallDiameter (mm): 63.5-66.7Vægt (g): 56.7-58.5Rebounce: 115-125Modelnummer: AC1521 / AC1523it stil: Tennis Ball Back Base Trainer SetFeature: Tennis Trainer for Single Person Partnercolor : bluefuction: Tennis TrainerGood ...