Swingrail Baseball/Softball Swing Trainer, One size, Black & Green

Swingrail Swing Trainer, new in box. The package contains an impact-resistant rail and an adjustable arm band. Designed for baseball and softball players ages 9 and up. It guides the player's hands through the swing, providing immediate feedback to correct swing mechanics. Improves bat speed and power, bat plane, and prevents bat drag. Corrects dropping of the hands and promotes a connected swing. The box shows minor shelf wear; the contents are undamaged. Dimensions are not specified on the packaging.