Use an EZ-Curl bar to do triceps extensions while lying with your head, neck, and shoulder blades in contact with a ball, your lower back off the ball, your feet shoulder-width apart, your hips parallel to the floor, and your knees bent 90 degrees.
Use an EZ-Curl bar to do triceps extensions while lying with your head, neck, and shoulder blades in contact with a ball, your lower back off the ball, your feet shoulder-width apart, your hips parallel to the floor, and your knees bent 90 degrees.