Dye Emperor Fruit Vinegar Gel Hair Color Dye Organic Natural Black Color Dye for Men and Women Both To use simply mix equal parts of components A and B in a bowl apply evenly to hair and scalp and leave for 2030 minutes before rinsing thoroughly The Hair Color Dye is specifically formulated for broken and damaged hair enriched with fruit vinegar gel to repair and rejuvenate from within With its damagefree formula it provides complete black hair coverage quickly maintaining a bright and nourished appearance over time