Dudley's proprietary ZN Softball Core, which plays the same in cold weather as it does in hot weather, shows that Dudley is ""Softball Serious™"" and committed to product quality and high performance.

The 12" Thunder ZN .44/375 softball has a full composite yellow cover, polyurethane core, and is USA Stamped and Approved. This ball is sold by the dozen (12 balls) and ships free!

Product Features: 

• 12 inch Slowpitch Softball
• 44/375 Compression 
• Center: Precision blended cross-linked polyurethane system
• High density and maximum resiliency
• Cover Material: Composite
• Flat Seams
• Provides a nice feel and aesthetic appeal
• USA Softball Stamp (USA Stamp has taken over the ASA Stamp in 2020)
• Designed for Slow Pitch Softball Only
• Free Shipping
• Headbanger Sports Stamped Logo on the Ball - Legal For Play in USA/ASA Slowpitch Softball Leagues and Tournaments