Compatible with the following desk top printers: Zebra/Eltron • Datamax • Intermec • TEC • RJS • PAXAR 9800 series • Diagraph • Tharo • Weber • Printronix • Brady and others.     Thermal Labels on a 1,3 or 4 inch core for Most Thermal Printers. Direct Thermal Labels 20 standard sizes to choose from on a 1 & 3 inch core. View All Direct Thermal Labels 20 standard sizes to choose from on a 1 & 3 inch core. Blank Thermal Transfer Labels 37 standard sizes for Thermal Transfer Printers View All Blank Thermal Transfer Labels 37 standard sizes for Thermal Transfer Printers