Joico Colour Endure Violet Shampoo protects the vibrancy and longevity of your colour-treated blonde hair, without disturbing or losing your hair?s colour molecules. Using its Multi-Spectrum Defense Complex this shampoo will return the gleam to your golden hair, ensuring that your colour lasts longer and that your hair becomes softer, more manageable and stronger. It will gently cleanse while protecting the vibrancy and longevity of your colour-treated hair.