LabelRack 2.5" x 1" Rectangle Topcoated Thermal Transfer Labels with Permanent Adhesive, 4" O.D. Perfed Each, Wound Out, 1" Core, 1375 Labels/Rolls, 12 Rolls/Case - White MUST USE RIBBON with these labels, these labels are ideal for shipping labels, identification labels, barcode labels and warehouse labels 3 mil, High quality thermal transfer Paper labels. High performance, low cost labels for use with Zebra, Datamax, Sato, Intermec, Printronix, CAB, Brady, TSC and many other thermal transfer printers Label service temperature range from -4 to 176 degrees Fahrenheit and Minimum application temperature of 32 degrees Fahrenheit Industrial Strength Permanent Adhesive, Wound out labels