However, based on general hair care practices and what's common in the entertainment industry, here are some possibilities:
* Hair Serum: These often contain silicone or oils that add shine and smooth the hair cuticle.
* Hair Oil: Argan oil, coconut oil, and other hair oils can add shine and moisture.
* Leave-in Conditioner: Some leave-in conditioners are formulated to add shine and reduce frizz.
* Styling Products: Some gels, waxes, or pomades can add shine while providing hold.
* Good Diet and Hydration: A healthy diet and proper hydration can contribute to healthy, shiny hair from the inside out.
If you're interested in achieving a similar look, you could experiment with different hair shine products and see what works best for your hair type.