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. Compatible printers: 140 Xi IIIPlus, 170PAX4, 170 Xi IIIPlus, 220 Xi IIIPlus, 140 Xi, 140 Xi II, 140 Xi III, 160S, 170PAX, 170PAX3, 170 Xi, 170 Xi II, 170 Xi III, 220 Xi II, 220 Xi III, R-140, Z6000, Z6M, Z6 Mplus.