Develop maximum strength through the hitting zone with the 3-pack of the Total Control Balls. With its patent-pending weighted design, start out slowly with 3 to 6 solid hits and increase to maximum of 18 to 24 in one hitting session and experience instant feedback on your hits. The Total Control Sports(R) TCB can be used as both a Fastpitch softball and baseball training aid. Made in the USA. Build Your Strength: Weighted design develops maximum strength and drive through the hitting zone Provides the hitter with instant feedback Can be used for both Fastpitch softball or baseball How To Train: Start out slowly with 3 to 6 solid hits Increase to maximum of 18 to 24 in one hitting session Use through front or side toss Specs: Ball diameter: 2.9" Weight: 425g Vendor color: Yellow Additional Details: Patent-pending design Made in the USA Includes 3 balls per purchase