This unique shampoo is enriched with pearl powder and pure natural silk. CHI Enviro American Smoothing Treatment Purity Shampoo is the ideal hair preparation before performing the CHI Enviro American Smoothing Treatment. CHI Enviro Purity ensures the pH level is optimal for better results and longer lasting smooth hair. Ideal hair preparation for the CHI Enviro American Straightening Treatment. Enriched with pearl powder and pure natural silk Ensures optimal pH level for best results and longer-lasting soft hair. Key Ingredients and Benefits: Eliminates up to 95% of frizz For colored and chemically treated hair Contains silk and pearl Perfect amount of silk for smooth results. Formaldehyde-free Directions: Apply a generous amount of CHI Enviro American Smoothing Treatment Purity Shampoo to hair and work evenly. Leave to act for 3 to 5 minutes. Rinse well. Continue with the CHI Enviro American Smoothing Treatment service.