This reaction ball is a unique six-sided solid bouncing ball which leaps unpredictably in random directions, have no idea direction it is going to bounce, in this way, your and agility can be trained effectively. It is a great training aid for improve hand-eye coordination, reaction speed, agility and all-round performance for sports competition. Feature - Color: Assorted Color. - Material: TPR. - Size: About 5.8x5.8x5.8cm. - Easy to use. Simply bounce the reaction ball on any hard wall, floor or surface, and the ball will bounce in random directions. - Unique six-sided design, the ball will bounce in random directions so that your agility and reaction can be trained effectively - It's a fun way to improve your reflexes and agility, reaction speed, hand-eye coordination, and can be used as a rehabilitation excercising tool - for baseball, softball and football, basketball, tennis, badminton and other agility sports - Designed to increase and reaction time, agility and explosive power. Perfect training tool for professional athletes or players - Warm Tip: Dear buyer, due to lighting effect, monitor's brightness, manual measurement, etc., there could be some slight differences in the color and size between the photo and the actual item. Sincerely hope that you can understand! Thank you Package list: 4 x Agility Reaction Reflex Balls