Designed to provide players with three distinct balls returns: grounders . line drives . and fly balls . the SKLZ Fielding Trainer is a must-have training device. Instantly go from fielding grounders to catching line drives and fly balls with the easy-to-adjust settings. Great for individual work or coaching sessions. The SKLZ Fielding Trainer helps players of all levels build the necessary reactions . muscle memory . and glove skills to transform average defenders into all-star players. Designed for easy set-up . take down . and storage . the trainer is ideal for at home practice or pre-game warmup. For practice or one-one-one coaching . the Fielding Trainer does it all . helping your players build defensive skills and confidence.