Discreet hair coloring and reduction of gray Specialized men's product designed for self-coloring hair Innovative gray reducer for men Designed for men who want to improve their appearance and cover up their gray hair Simple and fast to use Immediate effect - within 5 minutes Effectively reduces gray hair Professional quality Patented hybrid technology Does not contain ammonia, PPD and parabens Does not leave artificial reflections in shades of red The effect persists until gray hair grows Available in 4 shades: natural hair in shades of brown No. 3.0, 4.0, 5.0, natural hair in shades of black: no 1.0