Zebra Z-Perform 1000D. Label type: Permanent Adhesive, Material: Paper, Print technology: Direct thermal. Label size: 51mm x 25mm, Maximum roll diameter: 20 cm, Core diameter: 7.6 cm. Labels per pack: 58600 pc(s), Media sheets per package: 10 sheets, Labels per roll: 5860 pc(s)Z-PERFORM 1000D ZEBRA LABELS FROM ETIQUETTE Z-Perform 1000D zebra labels are uncoated direct thermal paper labels with a permanent acrylic adhesive. Designed to provide exceptional performance at a great value price, Z-Perform 1000D labels are suitable for use in a wide range of applications such as packaging, shipping and box labels. However, they are not recommended for use in applications involving exposure to sunlight or extreme heat.