Primary focus on Deltoids shoulder muscles during this exercise

(1) Stand tall Grasp the kettlebell with your left hand just above your upper outside thigh

(2) Bend your arms slightly, contract your delts, and powerfully raise the dumbbells straight out laterally to the side of your body until shoulder height. 

(3) Hold for 1s then making a linear movement towards to the central body line maintaining control throughout.  Hold for 1s straight out I front of the body then slowly lower the kettlebell back down to the front of the body repeat this movement in reverse

(4).alternate arms one after another to complete reps on both sides making the exercise equal isolate the individual shoulder caps.