1. Made of solid durable high-density rubber for superlative bounce and carom.
2. A fresh fun way to supercharge reflexes and agility for faster hands and better footwork.
3. Six rounded knobs create totally unpredictable random bounces pops and leaps.
4. Random bounces train hand-eye coordination cut reaction times and improve visual tracking.
5. Great for all hard surfaces: wood asphalt clay even dirt.