testors enamel paint marker-metallic silver testors testors-enamel paint marker. these all-purpose enamel paint markers can be used on many kinds of surfaces and are available in a wide variety of colors for all of your design needs. this package contains one 1/3 fl.oz. (10ml) enamel paint marker (each color sold separately). warning-flammable-keep away from heat, flame, and children. conforms to astm d-4236. made in usa.