Zebra SAMPLE30739, White, Polyolefin, Thermal transfer, Permanent, -80 - 80 °C, 2.99" (7.6 cm) Zebra SAMPLE30739. Product color: White, Material: Polyolefin, Print technology: Thermal transfer. Label width: 2.99" (7.6 cm), Label height: 2.99" (7.6 cm), Core diameter: 3" (7.62 cm)