6V (1.8%): Tone-on-tone. Refresh Collage. 9V (2.7%): Up to 1 level of lift. 18V (5.4%): Up to 2 levels of lift. Recommended for grey coverage. 28V (8.4%): Up to 3 levels of lift. 38V (11.5%): Up to 4 levels of lift. Up to 5 levels of lift with Collage Clair.
