Don t expose your hair to harsh chemicals for a long time to get the look you love. Instead use Just 5 5-minute ammonia-free color to cover your gray hair. Just 5 blends shades of your own color into the gray while also protecting and revitalizing your hair. It won t wash out fade or look dull no matter how often you shampoo. Spend Just 5 minutes gently coloring your hair for 6 weeks of coverage.