About this item

• 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
• Extra Heavy Blue Tubes are the fifth of eight levels of resistance and great for rehabilitation and moderate to high resistance exercise, they offer 5.8 lbs. resistance and 25% increase from preceding color at 100% elongation and 8.6 lbs. at 200%