Olaplex No.4: Bond Maintenance Shampoo

Highly-nourishing, strengthening 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.
WHEN Formulated for daily or every wash use.

WHERE Concentrate on roots.
FOR All hair types, especially those needing clarifying or oil control.