Expand your arsenal for gym class and playground games with the Champion Sports 8.5 Inch RHINO Skin®. Max Numbered Playground Balls are designed with a 100% nylon-wound cover. These balls are easy-to-grip and throw, making them versatile enough for any game in the gym or on the playground. Plus, each ball in this set has words and numbers printed on them, allowing for more creative games and improving young players' hand-eye coordination and cognitive learning.