100 Fanfold 4x6 Direct Thermal Labels Shipping Barcode Labels Zebra UPS Rollo Size: 4" x 6", 4000 Fanfold Direct Thermal Shipping Labels, You will receive 1 stacks of 100. Color: Bright White. Premium Quality Paper provides Dark Printing images. Blank Direct Thermal labels are Waterproof, Oil and Scratch Proof, and are Self Adhesive. Labels can be used for inventory, barcodes, mailing, or shipping labels. Perforation between labels for easy to peel, Just peel and stick without having to use packing tape. Compatible with Zebra, Rollo, Fargo, Elton, Datamax, Sato, Intermec, NEX, and many other direct thermal printers Not for DYMO Printer