... CHARACTERISTIC: Safety:The special structure of comb tenoning,make the hair dye through the comb tenoning and no contact with scalp,it ... the human bady in the traditional.Convenience: Best Hair Dye Comb is exclusive patented hair combs,set agent and colorant in handle.Pushing ... fade,comb with fragrance,it's can comb and dye by yourself,no side effects to the human body.Attention:After using it ...