Brady 110902/M21-500-580-WT BMP21 mobile printer, black ribbon on white tape. Measures 21' length by 0.5" width, with black on white color, material is used B-580 indoor or outdoor vinyl film (permanent vinyl), Brady B-580 indoor or outdoor marking film is a high gloss, durable, flexible, pressure sensitive adhesive product, designed for use in cartridge form with the labelizer plus printer, labellite printer, versaprinter label and sign maker system, handimark portable label maker, minimark, powermark. Special Features are various colors available. Freezer environment available. Substrate type is vinyl film, standard material colors are white, red, yellow, green, blue, orange, black, gray, brown, gold, purple, clear. Standard legend colors are black, white, red, green, blue, and magenta. Total thickness is 0.042 inches. Adhesive properties are adhesion to steel (PSTC-101)15 minute dwell (Average.) 70 ounce per inches. (76.5 N/100mm) ultimate dwell (72 Hours.) (Average.) 70 ounce per inches. (76.5 N/100mm) tack (ASTM D 2979) (Average.) 800 g (8 N). Abrasion resistance (Method 5306 of U.S. federal test method std. No. 191A)- CS-10 wheels, 250g weight. The printed legend withstands up to 100 cycles. Average outdoor durability is 3-5 years (Average expected outdoor life of product will depend on user definition of failure, climatic conditions, mounting techniques and material color.) Ribbon and material UV resistance does not represent ribbon wear. A polyester overlaminate is recommended for harsh environments - long term exposure to wind and rain.