This product has no smell ,non-residue, unique hair formula, without any side effects, simply wash with warm water immediatly to show the natural hair. This producuct is also moisturizing factor , truly integrated care dye, so only luster moving is because of the Hot Oil hair care effect of a black dyed hair care once completed.
Do not shampoo hair before dyeing, extrusion paste. Comb the hair evenly.Retention of normal hair generally 20min, damaged hair for 10 minutes and special hardware to resist for 30 minutes. Washing hair with shampoo to wash clean.