How to do it
Press your bottom leg into the floor to anchor your pelvis.
- 1
Lie on your side with a resistance band around your knees.
- 2
Stack your legs and bend your knees at a 45-degree angle.
- 3
Keep your feet together as you open your top knee, like a clamshell.
- 4
Pause at the top and squeeze your glutes.
- 5
Slowly return your knee to the starting position.
Expert tip
Control the movement both on the way up and down to maintain tension on the glutes throughout the exercise.
Common mistakes
- ✕Rolling backward as the top knee opens
- ✕Separating the feet as the knee opens
- ✕Unstacking the hips during the opening