Keep Colour Vibrant and Protected Shampoo and conditioner for colour-treated hair. Nexxus keeps your colour vibrant for longer. Nexxus hair products offer colour protection to help your beautiful colour turn heads for longer. Infused with salon-approved proteins and extracts, each product is especially crafted to help keep your colour looking as beautiful and brilliant as the day you dyed it. Whatever your hair needs, Nexxus has a colour-safe option waiting for you.