Dexe root cover up is also named hair root temporary dyehair dye cosmetic and hair toup up .It is some kind of hair color product, for hair make up, it is a kind of grey hair make up which use the mineral power to cover the grey hair area.- Dexe root cover up has the Raw materials from natural mineralsnature formula,s afe for human being, will not stay on the scalp, which will not damage the hair. And it is very easy wash out and will not stay on the scalp. It can solve the problem of grey hair growing between two hair dyes.- We recommend using the smaller end of the brush for precision. Apply to dry/styled hair.- To cover roots, start with a small amount of powder. Use free hand to pull hair taut at the root. Dab on visible roots, starting from the scalp and working outward. Repeat as necessary until roots disappear and color looks like new.- To extend highlights, use the side edge of the small end of the brush. Use free hand to pull hair taut at the root. Wherever highlights have grown out, apply blonde powder joining it to the existing highlight.- The advanced waterproof formula prevents it from smudging and running.