1. Determine the natural base level plus percent of grey using the Consultation Center Swatches. Consider the effects of texture, tenacity and porosity.
2. Determine the level you wish to achieve.
- Lighter or darker?
- Same level?
- Cover or blend grey?
3. Determine the tone desired.
Cool, Neutral or Warm. The final hair coloring results will be a combination of the artificial color molecules and the natural underlying pigmentation of the hair
4. Determine the percentage (volume) of developer needed.
Matrix Cream Developer is formulated to give up to 1 level of lift for every 10 volume of developer used. Developer Volume Lightening Action
3% (10V) Up to 1 level 6% (20V) Up to 2 levels 9% (30V) Up to 3 levels 12% (40V) Up to 4 levels For ultimate grey coverage, 6% (20V) is recommended for use with Extra Coverage Collection and Dream Age

• Systematically developed for seamless color from root-to-tip, apply SoColor at the root and SoColor Sync through the mids and ends.
• Best for color refreshes and neutralizing services.
• Both formulas are developed with 100% oxidative dyes, for color that last longer and fades evenly.

AQUA / WATER, COCAMIDE MEA, STEARAMIDE MEA, DILINOLEIC ACID, AMMONIUM HYDROXIDE, PEG-2 OLEAMINE, GLYCERIN, CETEARYL ALCOHOL, ETHANOLAMINE, POLYQUATERNIUM-22, CETYL ESTERS, DISODIUM WHEATGERMAMPHODIACETATE, BEHENTRIMONIUM METHOSULFATE, PARFUM / FRAGRANCE, SODIUM SULFITE, ASCORBIC ACID, HEXADIMETHRINE CHLORIDE, RESORCINOL, SODIUM CHLORIDE, SIMMONDSIA CHINENSIS SEED OIL / JOJOBA SEED OIL, DISODIUM EDTA, p-PHENYLENEDIAMINE, GLYCOLIC ACID, HEXYLENE GLYCOL, p-AMINOPHENOL, N,N-BIS(2-HYDROXYETHYL)-p-PHENYLENEDIAMINE SULFATE, m-AMINOPHENOL, 2,4-DIAMINOPHENOXYETHANOL HCL, 2-OLEAMIDO-1,3-OCTADECANEDIOL, TAURINE, SODIUM METABISULFITE