Direct thermal printing provides high-contrast imaging using heat to activate the image onto the facestock therefore, ribbons are not required. Our labels are compatible with most brands of mid-range, high performance printers that specify use of a 1-inch core diameter direct thermal roll labels. These labels are recommended for use in desktop-sized printer from such manufactures as Brady, Citizen, GoDex, Honeywell-Datamax, Intermec, Markem, Monarch, Printronix, SATO, Toshiba TEC, TSC and Zebra.