Rawlings 5TROTBCT 5 - Tool MLB Curve Training Baseballs - 3 Pack Improve your hand/eye coordination with these specially designed Foam Curve Trainers. These Multi-use foam balls have specific designs to simulate certain pitches, such as the Spiral design Curve Trainer for hitting a variety of breaking pitches. This item is the Curve Trainer 3 pack. Features: All Baseball Returns must be brand new, with original packaging entirely intact. No Exceptions. For Rawlings Warranty Information Call 1-800-729-5464