Porelon 11464 Adler Royal Sat II Compatible Correctable Mylar Typewriter Ribbon, Replaces Part #'s 232, 901232, 911232, EC001I, 2 Pack Vivid and consistent color - Black, Exceptional light fastness and durable impressions Replaces manufacturers part #'s 232, 901232, 911232, and EC001I Compatible typewriter mylar ribbon This product has been designed and manufactured to operate the original equipment identified, and will not void your equipment warranty. One year (12 months) warranty from date of purchase