One of the world's leading hair treatments at home.
A highly-Moisturising, reparative shampoo that leaves hair easy to manage, shiny & healthier looking with each use.
No.4 is colour-safe & proven to help maintain bonds & strengthen all hair types & textures.
Formulated with Olaplex Bond building chemistry, it increases moisture levels to help add incredible shine & manageability.
High concentration of patented technology & key ingredients provide an incredible feel, lather & result.