The rotation softball training aid is an excellent tool for softball pitchers of all levels, and it is easy to use. The PE, TPE material used in its construction makes it both durable and sturdy, allowing you to train without worrying about excessive wear and tear. Whether you are a beginner or an experienced pitcher, this training tool can help you learn proper rotate mechanics for various softball pitches. Features -Color:Red -Material:PE, TPE -Size:21.50X21.50X1.50cm/8.45X8.45X0.59in - Double sides polishing, good hand feeling and rich in adhesion. Excellent mobility, this pitcher training disc can meet the principle of fluid dynamic. - Portable disc helps you perfect your skills from the comfort of your home, office, park and the club. - Simple in structure, easy to use, not easy to deform, you can use it with confidence. - Every detail is carefully crafted, experience the high durability and practicality. - With its ability to teach proper rotating mechanics for rises, drops, screws, change-ups, and hand tosses, this training aid is a good item for anyone looking to improve their game. Package list: 2 Discs