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.
