Treat your hair with this highly-nourishing and reparative shampoo.

The #4 Shampoo repairs and protects hair from everyday stresses — including damaged hair, split ends, and frizz — by re-linking broken bonds. This amazing shampoo leaves hair easier to manage, shinier and healthier with every use. Have coloured hair? Don't fret! #4 is color-safe and proven to reduce breakage and strengthen all types of hair.