The New PROTONICS PRO G3 SYSTEM IS used on the left side of the body prior to rehab, workout or sports activities. In 5 - 10 minutes, Protonics provides a programmed resistance to optimize hamstring activation, and promote proper balance and alignment throughout your entire body. Protonics is an important tool in helping you maintain proper balance and a healthy lifestyle. Order a Small size if your length from the mid-outer knee to the mid-outer ankle is less than 16 inches.
