A special ink formulation for use with Zebra thermal transfer printers. Provides outstanding bar code print quality. Chemical resistant when printed on Zebra paper & synthetic label stocks. Smear- & scratch-resistant, this ribbon offers excellent staying power & durability in harsh environments. UL Recognized & CSA Component Acceptable when used with Zebra approved labels. For Z6M+, 170 Xi III+, 220 Xi III+ Printers