Kids will have a blast playing catch or working on their pitching with these versatile Champion Sports Plastic Baseballs. Great for everything from gym class to recreational activities, these hollow plastic baseballs are a safe option for young children to play with, economical, & light enough for a student to carry the whole bag out from storage with ease. Available in bright white, the plastic balls are also easy to spot against the grass, ground, & pavement when it's time to clean up. BaseballsSet of 12. Diameter: 9"; Material(s): Plastic; Color(s): White; Quantity: 12 / Set.