For expert instruction in using your Chinese Therapy Balls, Finger Fitness™ expert Greg Irwin leads you through uses of the balls. The video also shows how these balls are manufactured, and  Chinese masters in action. Commentary is provided from a certified hand therapist. New VIDEO DOWNLOAD includes Bonus Feature 8 extra minutes of EXER-SPHERING! -Incredible two handed excercises with 3, 4, and even 5 spheres!!