The resistance band reverse fly works the rhomboid muscles in your upper back and shoulder region. Strong upper back muscles help balance your shoulder strength and help protect your shoulder from injury and improve shoulder mobility. Learn more about properly executing this exercise with the video above.
Regression
Make this exercise easier by not pulling your arms apart as much during the movement, to reduce the amount of tension on the Slastix.
Progression
Make this movement more challenging by pulling your arms apart further; or holding apart longer during the movement.