- Durable construction: this pitching training baseball uses a durable rubber core and a resilient PVC outer shell for long-lasting performance through extended drills and practice sessions. - Accelerated mastery: fingerprint grip marking system shows the correct grip for fastballs, curveballs, sliders and more, helping players learn pitches faster and improve consistency. - Universal fit: suitable for left- and right-handed players; grip-friendly design promotes better control and makes it broadly applicable across drills and game simulations. - Skill development: an ideal starting point for new players to learn and refine different pitching techniques; a reliable training tool to build confidence and steadily improve mechanics. - Practical uses: - Solo practice at home to drill grip, release, and consistency. - Partner or coach drills to focus on grip-to-ball feel for specific pitches. - Warm-up and progression drills before on-field sessions to establish baseline control.