While all KEVIN.MURPHY shampoos are colour safe, EVERLASTING.COLOUR.WASH by Kevin Murphy is a colour-protecting shampoo designed to preserve the vibrancy of dyed hair. Its gentle formula cleanses while locking in colour, preventing fading and extending the life of your hair colour. Infused with nourishing ingredients, it helps maintain moisture and shine, leaving hair soft, smooth, and beautifully vibrant.