A "best-in-class," performance wax ribbon formulation 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. For use in all desktop Zebra Printers accepting an inner label core diameter of 0.5". The Zebra printers include: GX420T, GX430T, GK420T, TLP2844, TLP2844-Z, TLP3842 and TLP3844-Z. Please refer to your manual for your exact printer specifications.