The Zebra 5319 Performance Wax is a best-in-class, performance wax ribbon formulated for high-quality printing on both Zebra coated and uncoated paper facestocks. Offers unmatched printing for both visible light and infrared scannability. Recommended for use on tough-to-print uncoated and uneven tag stocks, including Tyvek. Prints at speeds up to 8 inches per second. UL recognized and CSA component acceptable when used with Zebra approved labels. Part Details: Printer Ribbons - Zebra - 5319 Wax Ribbon - 174mm - 6.85'' X 1476' - 1'' Core - 6 Rolls Per Case