Shiny hair is hair that looks healthy due to its smooth surface. It reflects light perfectly. Hair damage gives the hair a rough appearance, and thus, the hair acquires a lifeless and dull appearance as it cannot reflect light. Its formula enriched with [Glycolic Acid] seals hair with long-lasting shine. X2 shinier* +88% smoother** GIVES HAIR A LONG-LASTING SHINE *Instrumental test. **Instrumental test resulting from the combined use of Shampoo- Conditioner and Rinse Care. Apply the product generously to damp hair - from the roots to the ends. Leave it for 5 minutes and then rinse.