The six-sided Atreq reaction hard rubber ball is perfect for improving reaction time, hand eye co-ordination and foot speed. The path of the ball is not known until it hits the ground or wall. It has a compact design producing faster, more erratic bounces. It can be used individually or in group activities. Safe to use on any surface but will work best on a firm surface and is not perform best on grass. Features Ideal for improving reaction time Six-sided hard rubber ball Use on any surface but best with a firm surface Colour: Orange Size Availble: 6.5|10 cm