A highly-nourishing and reparative shampoo that leaves hair easier to manage, shinier and healthier with each use. It repairs and protects hair from everyday stresses — including damaged hair, split ends, and frizz — by re-linking broken bonds. N°4 is color-safe and proven to reduce breakage and strengthen all types of hair. PH Balance: 6-6.5

How to Use

• 1. Apply and massage product throughout hair.

• 2. Rinse product from hair.

• 3. Follow with Olaplex N°5 Bond Maintenance Conditioner (sold separately).

Suitable & Beneficial to All Hair Types

• -- DEA Free

• -- Aldehydes Free

• -- Formaldehyde Free

All Hair Types

Vegan

Nut Free

Gluten Free

Cruelty Free

Sulfate Free

Paraben Free

Phthalte Free

Phosphate Free

PH Balanced