Please follow manufacturer's packaged instructions. Use 3%/10 Volume:
For coloring darker.
For pastel coloring (with 9.5-shades) on previously bleached or highlighted hair.
Use 6%/20 Volume:
For coloring tone-on-tone up to 1 level lighter and the coverage of white hair with the Color of Rhapsody, Harmony, Lust, Perfection and Serenity. Exclusion from the Color of Serenity: -00 shades (always use 9%/30Vol.).
Use 9%/30 Volume:
For coloring up to 1-2 levels lighter with shades from the Color of Rhapsody, Harmony, Lust, Perfection and Serenity.
For lightening 2-3 levels with 10- series.
For lightening 3-4 levels with 12- series.
For covering resistive white hair with –00 shades.
For covering white hair with the Color of Commitment.
Use 12%/40 Volume: For coloring up to 2-3 levels lighter with the Color of Rhapsody, Harmony, Lust, Perfection and Serenity. For lightening 3-4 levels with 10- series. Recommended application for 10- series: natural base 7-0 and lighter. For lightening 4-5 levels with 12- series. Recommended application for 12- series: natural base 6-0 and lighter.

-Designed to work perfectly with Igora Royal Permanent Hair Color
-Available in 3%/10 Volume, 6%/20 Volume, 9%/ 30 Volume, and 12%/ 40 Volume
-Excellent color results!

Formula designed to work perfectly with Igora Royal Permanent Hair Color.