Dont expose your hair to harsh chemicals for a long time to get the look you love Instead use Just5s 5minute ammonia free color to cover your gray Just 5 blends shades of your own color into the gray so invisibly, even you cant tell which hair used to be gray It also protects and revitalizes your hair with built in conditioners and 5 super rich after conditioners, for brighter shine and an extra boost of body and manageability Its so gentle, you can even color your hair a day after you relax or straighten it It wont wash out, wont fade out or look dull no matter how often you shampoo It lasts up to 6 weeks, until your gray grows back Spend just 5 minutes gently coloring your hair for 6 weeks of coverage, with our superrich Moisture Duo conditioners to help protect your hair