The Michael Clarke Random Bounce Balls by Spartan are one of the most exciting new products of the summer. They come in a pack of three with each ball varying in difficulty - beginner, medium or expert. The random bounce balls are actually great for kids aged 4 to 16 and can be played with anywhere. At school or home, with friends and family. It's so easy anytime and they are designed to improve reflexes, as well as hand/eye coordination. The ideal training ground for cricket, AFL, tennis or even playground Four Square. The Michael Clarke Random Bounce Balls use Spartan patented technology to bounce in any direction. They look like any regular bounce ball but will fool you and get your reflexes working faster than ever. Includes 3 balls shaped differently for different levels of practice: beginner, medium, expert One standard high bounce ball A ball with flat sides to bounce at different angles A ball with flat sides to bounce at different angles A ball with more flat sides to bounce at totally random angles.