Softball Spinner, Pitcher Overhand Thrower Training Aid for Top Collegiate Programs, Practice Proper Spin, Official Size and Weight

Official Size and Weight: This 12-inch softball training spinner is an official size and weight,to give the pitcher a real feel for the ball. Provides excellent grip.
Versatile Softball Spinner: This softball spinner not only helps to learn proper spin techniques such as rise, curve, screw, change-up, drop and overhand throw, but also enables one to easily determine the rotation direction based on its shape.
Provide Clear Feedback: Since the softball training assist is flat, it is easy to determine the direction of rotation, and improve training efficiency.
Avoid Wrist Injury: Learn how to spin up, curve, screw, change, drop, and overhand pitching by training correctly. Practice like a pro pitcher and avoid spraining your wrist from incorrect repetitive motions.
Perfect Softball Trainer: Not only can be used for daily training and teaching of softball, but also an excellent choice for warm-up before game. This softball spinner is suitable for kids, youth softball players and other beginners to learn how to track, throw and pitch the ball with ease.

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