... hair color cream 2.3*100ML 3.Keep the effect for at least 3 months 4.Allergy free, safe, green product 5.OEM ... .Use 2# pharmacy to smudge each hair evenly, carefully at the hair root, then wear a shower cap ... use, for people who have many white hair or thick hard hair, it will be better to extend the ... as aniline, for people who are sensitive to aniline hair dye, no need to allergy testing when using this ...