Nº.4 Bond Maintenance Shampoo

A highly-nourishing and reparative shampoo. 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 color-safe and proven to reduce breakage and strengthen all types of hair.