The vibrant green color and the close-up of the woman's expressive face.

The ad opens with a close-up of a woman's face, looking up and to the side, with a green bottle of hair serum held in her hand. The background is a vibrant green screen. The scene transitions to a full shot of the woman dancing in a studio with a green background. The final scene shows a product shot of the hair serum bottle with text overlay. The pacing is quick and energetic.