Oncourt Offcourt Tennis Spin Doctor – Learn Topspin, Backspin and Slices Quickly/Training Aid for Coaches

Oncourt Offcourt Tennis Spin Doctor – Learn Topspin, Backspin and Slices Quickly/Training Aid for Coaches

LEARN QUICKLY: Teaches Topspin and Backspin for Groundstrokes, Spin for Slice and Topspin Serves in Seconds. DURABLE: Include A 3-Part Aluminum Telescopic Pole and A Special Foam Injected 2-Tone Tennis Ball. FOR ALL AGES: While This Tool Was Designed for Beginners, People of All Ages Has Used the Spin Doctor to Either Learn or Master the Ability to Spin the Ball. TEACHERS AND COACHES: This Is A Great Tool for Teachers and Coaches Focused on Helping Juniors Learn How to Add Topspin or Backspin to Their Shots. ADJUSTABLE: Easy to Manually Adjust the Position of The Stick to Work Perfectly for Any Sized Player. 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. Spin Doctor features include 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!