Glued Heels Leg Extension on a Chair

Instructions

1. Sit upright on the edge of a chair with heels pressed together and feet flat on the floor.
2. Grip the chair seat for support and brace your core.
3. Extend both legs together until they are straight, pressing heels firmly together throughout.
4. Pause at the top, then slowly lower back to the starting position.
5. Repeat for the target number of reps.