If your game is slowpitch softball, then your ball is the Thunder ZN Polycore Softball. Deliver your best game with the best ball in softball construction.
- 12" Non-Association Slowpitch Softball
- Center: Poly
- Precision blended crosslinked polyurethane system
- High density and maximum resiliency
- Ultra-thin ZN composite cover to get to the core faster
- Seams: Flat
- COR: 0.44
- Compression: 525 lbs.