Method
Stand erect with your feet slightly wider than shoulder-width.
Hold a barbell with a grip slightly wider than your shoulders.
Bend your knees a little, lift the bar upwards until your upper arms are parallel to the floor
Return to start position.
Avoid
Jerky, improper movements.
Rounding the shoulders or lower back.
Excessive weights.
Muscles targeted
It trains the shoulders, trapezius and forearms.
More emphasis is on the side head of the deltoids (shoulders).
Who benefits
Those who want to build the side heads of the shoulders, thereby giving it a wide, capped look.
http://trainingmasters.wordpress.com