SKLZ Spin Vision Baseball var_fr_Couleur_Mic Drop The slip-resistant

The slip-resistant

The one-piece neoprene cuff

Bring an entirely new approach to your training with a progressive

5 mm Solid Bat Wrap

SKLZ Spin Vision Baseball var_fr_Couleur_Mic Drop The slip-resistantFocus on the basics and improve your overall throwing technique with these four seam throw trainers. The striped ball turns purple when thrown to give instant feedback on revolutions per minute. Ball will only turn purple when using proper throwing form to promote better arm angles. Color changing design makes practicing the perfect fast ball fun for youth athletes throw after throw. While the white ball features a black rotation guide and raised