1- Laying flat on a bench, grasp EZ barbell with an overhead grip, while your arm straight and perpendicular to your body.
2- Lower the bar by bending the elbows, until it is behind your head, or until you touch your forehead.
3- Push the weight up to the starting position.
Tips and advises:
1- Keep your elbows close, and not to the outside while performing the exercise.
2- Do not lower the bar toward your face or chin, since that will cause the elbows to drop and hence involve delts and chest more.
1- You can perform this exercise using dumbbells, and/or with regular bar.
2- You can also perform this exercise with a supinated (reversed) grip, which targets the outer (lateral) head of the tri.