About the product
- FOR BEGINNERS: Our patented Z-Ball speeds up reflexes! Ideal for beginning to intermediate athletes ages 7 to 13.
- IMPROVE REFLEXES: The 7-knob design creates unpredictable bounces for athletes with beginning through intermediate skills.
- PRO-TIP: Use the red/yellow ball on darker surfaces.
- PROFESSIONALLY MADE: All our products are designed by Tennis pros with years of experience and expertise.
- ONCOURT OFFCOURT: We are the leading creative resource for youth tennis, training aids, court equipment and ball machines. Over 10 million players have improved using our products in over 100 countries.
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