Instructions:
- 1Lie down on your back, place your heels into the ring straps and confirm they're firm enough
- 2Bend your knees to pull your heels toward your buttocks and lift your hips off the ground
- 3Straighten one leg out
- 4Bend your knee to pull your heel back toward your buttocks
- 5Slowly return to the initial position and switch legs
Tips:
- Keep your hips evenly elevated whenever possible
- Concentrate on using your glutes and hamstrings rather than letting your lower back doing the work
- Maintain a slight pelvic tilt throughout to protect your lower back
- Form and control are more important than speed in this exercise