This movement is a good one for shaping the chest, and because cables are being used there is constant tension on the muscles. However, it is a little too advanced for a beginner and should be regarded as a progression from Machine Chest Flye once basic strength has been built up.

1 Lie on the bench, making sure that your back is supported and your feet are placed on the floor or platform. Grasp the handles and extend you arms up, keeping your elbows slightly bent and your palms facing each other. 

2 Inhale, then lower the handles out to the sides into a semi-circle, keeping them in line with you shoulders. Try to work up the a range of motion that makes you feel a slight stretch in the chest area.

3 Exhale and bring the handles back into the midline of your body, with your elbows still slightly bent, and contract the chest for a second time. Repeat for the desired number of repetitions.