The Rawlings SPIKED Pitching Rubber is a modern and durable training aid designed for baseball and softball pitchers. Made from a blend of rubber, this pitching rubber is the perfect tool for honing pitching skills. Its size of 4" x 18" makes it ideal for use in various training sessions, and its spiked design helps pitchers develop better grip and control over the ball. This Rawlings product is a must-have for any athlete looking to improve their pitching technique, and its high-quality construction ensures long-lasting use.