Increase your responsiveness with the FUJIMAE reaction ball designed to train reflexes individually or in a group. Its irregular construction reacts differently to each release and is perfect for hand-eye coordination games at all levels.• Made entirely ofsilicone.• Six-end construction to allow the ball to bounce in a different direction to each pitch.• Practice throwing with different intensities, surfaces and vertically or horizontally.• Trains responsiveness, concentration and eye-hand or eye-foot coordination.