Slowly, extend your legs up and out without locking your elbows while pulling down on the towel with your arms.

Push and pull the towel in each direction to add resistance.

Then pull down with your arms as your knees bend to your chest and you return to your starting position.

Try extending your feet lower down towards the floor.

Also try moving your feet in clockwise and counterclockwise curricular motion.

Turn the palm of your hands up and perform Laying Down Extended Leg Curls.