No.4 (shampoo)

WHAT IT IS This shampoo repairs and protects hair from everyday stresses-including damaged hair, split ends, and frizz-by re-linking broken bonds. No.4 is color-safe and proven to reduce breakage and strengthen all types of hair. 8.5 oz. Made in USA. WHAT IT DOES Repairs and maintains bonds within the hair. Eliminates frizz and flyaways. Reduces breakage. ACTIVE INGREDIENT Bis-Aminopropyl Diglycol Dimaleate HOW TO USE IT Apply and massage product throughout hair Rinse product from hair Follow with Olaplex N°5 Bond Maintenance Conditioner (sold separately). Cosmetics - Haircare > Saks Fifth Avenue > Barneys. Olaplex.