thicker film and deep dark color, excellent high quality compatible fax ribbon for a variety of fax machine. 1.Use for a variety of fax machine, such as Panasonic, Brother, Sharp, Philip, etc. We can provide all kind of specification as requested.2.Quality:Same as OEM quality, high definition and sensitivity.3.Thinner film, deep dark.4.Other information, pls feel free contact with us Fax Film