Markwort The Perfect Circle Pitcher's Training Aid Baseball and Softball>Balls Designed for athletes of all

Designed for athletes of all levels

gradually increase the weight of the ball as you build strength in your throwing arm

the latest evolution in thumb protection and grip support

Ponytail friendly harness and movable chin pad

Structured

Markwort The Perfect Circle Pitcher's Training Aid Baseball and Softball>Balls Designed for athletes of allInstant feedback without the need of a coach watching Elastic band holds a square flap that fits around the upper thigh and extends out a few inches into the pitcher's release zone When practicing windmill pitches for softball, the arm should touch the flap every time. An arm position too far from the thigh at the bottom can cause many problems, including control problems, lack of speed, undue stress to the shoulder socket and more Teaches proper