The resistance band clamshell openers can help strengthen your medial glutes, bringing more power and stability to your hips. This exercise will also improve your balance and hip mobility as you strengthen your glutes and core.
Regression
Make this exercise easier by not pressing out against the Loop as much, to decrease the amount of tension on the Slastix.
Progression
Make this movement more challenging by pressing out against the loop more to add tension to the Slastix.