- Attached no-slip cuffs for a ready-to-use clinical or home solution, great for resistive exercises
- Provides both positive and negative force on the muscles to improve strength, range of motion and cooperation of muscle groups
- Color-coded progressive resistance gives at-a-glance documentation of progress from one level to the next
- Rehabilitate muscles through simple yet effective workouts to increase strength & improve motion
- Heavy Green Tubes are the fourth of eight levels of resistance and great for rehabilitation and light to moderate resistance exercise, they offer 4.6 lbs. resistance and 25% increase from preceding color at 100% elongation, and 6.7 lbs. at 200%