Core Size and Label Specifications: 1 inch core with 1375 labels per roll, each measuring 3 x 1 inch, no ribbon required for printing Removable Adhesive with Protective Coating: Removable labels feature top coating with moisture and oil barrier for enhanced durability Direct Thermal Technology with Convenient Design: Direct thermal printing with rounded corners and perforations between each label for easy separation Wide Printer Compatibility: High quality labels are compatible with most direct thermal printers including Zebra, Eltron, Fargo, Sato, Datamax and Intermec models Trademark Disclaimer: OfficeSmartLabels does not sell Zebra/Eltron branded labels. Zebra, Eltron, Datamax, Intermac, SATO and Fargo and other related branded product names and SKU trademarks are trademarks of their respective owners and not OfficeSmartLabels White Label Material: Professional white labels suitable for various labeling applications including shipping, inventory, and product identification Our High Quality Labels are compatible with most Direct Thermal Printers / Compatible with Zebra, Eltron, Fargo, Sato, Datamax and Intermec