Softball Pitching Training Aid: The Bownet 2-Seam Spinner is designed to help pitchers improve grip, spin control, and throwing accuracy. This practice softball builds muscle memory and consistency, making it a must-have for players looking to enhance pitching performance. Fastpitch & Slowpitch Compatible: Perfect for both fastpitch and slowpitch softball practice, this 12" training ball features flat sides that encourage better focus on hand position, wrist action, and spin rotation, allowing pitchers to master precise throwing mechanics. Enhanced Accuracy & Spin Feedback: Equipped with a black centerline across the middle, the Bownet Spinner provides instant visual feedback on spin direction and rotation. It helps players identify release issues and correct them quickly for improved control and ball movement. Premium Leather with Raised Seams: Constructed from genuine leather, this softball offers a durable feel and long-lasting performance. The raised seams improve grip and allow pitchers to generate realistic spin, replicating the feel of a game ball during every practice session. Bright Optic Yellow for Visibility: The Bownet Softball Spinner stands out with its vibrant optic yellow color for high visibility during drills. Its professional-grade design helps pitchers track spin patterns and trajectory easily, making training sessions more effective and engaging.