Challenge: have trouble getting a feel for topspin. Do you have anything that will help me learn faster?
Solution: The Spin Doctor teaches topspin and backspin for groundstrokes, plus spin for slice and topspin serves in seconds. Even complete beginners see and feel the ball spinning. The Spin Doctor features a 3-part aluminum telescopic pole and a special foam injected 2-tone tennis ball mounted on the end like a paint roller. Amazing results!
“OnCourt OffCourt products are helping thousands of kids in Spain improve their tennis. In Spain, over 500 tennis schools have invested in OnCourt OffCourt training aids. Special thanks to Joe Dinoffer for his innovative ideas that make teaching tennis more fun and effective.”