OLAPLEX N° 4 BOND MAINTENANCE SHAMPOO is an everyday SHAMPOO for all hair types

• Designed to be used in salons and at home

• N° 4 contains our active ingredient, Bis-Aminopropyl Diglycol Dimaleate, which will help repair bonds as well as gently cleanse all types of hair

• N° 4 imparts moisture, strength and manageability with every wash

• OLAPLEX N° 4 BOND MAINTENANCE SHAMPOO is Color-Safe, vegan and made without sulfates, parabens or gluten, OLAPLEX is never tested on animals

• N° 4 Shampoo repairs and protects hair from everyday stresses including damaged hair, split ends, and frizz, by re-linking broken bonds

• This shampoo maintains bonds within the hair, eliminates frizz and flyaways, reduces breakage.