A highly-nourishing and reparative shampoo. N°4 Shampoo repairs and protects hair from everyday stresses — including damaged hair, split ends, and frizz — by re-linking broken bonds. Leaves hair easier to manage, shinier and healthier with each use. N°4 is color-safe and proven to reduce breakage and strengthen all types of hair.
Treat hair with Olaplex No. 3. Apply and massage product throughout hair. Rinse product from hair. Follow with Olaplex No. 5 Bond Maintenance™ Conditioner.