Color Expert Shampoo has been specifically developed for complimentary use with Color Expert or any other home hair colour brand for perfect colour beauty & visibly better hair quality. Remarkable Results Directions: Apply gentle on wet hair. Lather and rinse thoroughly. For best results, use with Colour Expert Colour Sealer Conditioner and Treatment. :Strong, healthy hair: The fibre structure is strengthened, broken Micro-Bonds are repaired and the hair is protected against future damage.