Permanent labels: Ideal for barcoding and tracking assets, these durable labels resist abrasion, sunlight, water, and chemicals The Zebra 4 x 3 in Direct Thermal Paper Labels Z-Perform 2000D Permanent A are a great way to label and organize your inventory. These labels are made of durable paper that resists abrasion, sunlight, water, and chemicals, making them ideal for barcoding and tracking assets. These labels are also compatible with Zebra direct thermal desktop printers and other brands including Honeywell, Datamax, Intermec, Sato, and TSC, so you can use them with the printer you already have. And, because they're direct thermal, there's no need for a thermal ribbon. This pack includes 6 rolls of labels, each with 840 labels, for a total of 5,040 labels.