Reverse Hyperextension on Box

Instructions

1. Lie face-down on a sturdy box with your hips at the edge and legs hanging freely.
2. Grip the sides of the box and brace your core.
3. Lift both legs together until they are parallel to the floor, squeezing the glutes at the top.
4. Lower legs slowly back to the start without swinging.
5. Repeat for the desired number of reps.