Salerm Cosmetics Gray Cover Treatment is a hair color treatment specifically formulated for gray hair that is difficult to hide. This treatment enhances the action of any color on the market on stubborn gray hair, achieving a better color balance. It can be mixed with hair color to cover stubborn gray and comes in a convenient option of 12 vials, each containing 0.17 oz. The treatment contains a blend of ingredients including Aqua (Water/EAU), Parfum (Fragrance), Ethanolamine, Benzophenone-4, Sodium Chloride, Soium Laureth Sulfate, Phenoxyethanol, Methylchlorosothiazolidone, Methylisothiazolidone, Methylparaben, Butylparaben, Ethylparaben, Propylparaben, Polysorbate-20, Hexyl Cinammal, and C.I. 42090 (FD&C Blue No. 1).