Olaplex No.4 Bond Maintenance Shampoo, 250ml at John Lewis & Partners

A highly-nourishing and reparative shampoo.

No.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. No.4 is colour-safe and proven to reduce breakage and strengthen all types of hair.

Ph Balance: 6-6.5.