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 colour-safe and proven to reduce breakage and strengthen all types of hair.

Step 1: Apply and massage product throughout hair.
Step 2: Thoroughly rinse product from hair.
Step 3: Follow with No.5 Bond Maintenance Conditioner.