Repair, Protect & Strengthen
Protects and repairs damaged hair, split ends and frizz by re-linking broken bonds.
A highly-moisturising, reparative shampoo that leaves hair easy to manage, shiny and healthier with each use. No.4 repairs and maintains bonds within the hair whilst reducing breakage.
For best results, follow with Olaplex No.5 Bond Maintenance Conditioner.
Paraben-Free. Sulfate-Free. Phthalate-Free. Cruelty-Free. Vegan.