SUNSET BLVD: where all the sparkly lights shine just that much brighter. By eliminating brassy tones, SUNSET BLVD Shampoo makes blondes extra bright and greys fantastically silver. Think of it like Photoshop for your hair.
We think of ONE as a primer or a base coat: It protects your hair from everything else you’re going to do to it. ONE evens out the porosity in your hair so that products adhere evenly. It’s also useful as a revitalizer.