Durable Freezerbondz® Polyester (B-492) markers are designed for laboratory identification applications such as vials, centrifuge, tubes, test tubes, straws and slides. B-492 labels can be applied to frozen surfaces including glass and polypropylene stored in liquid nitrogen when wrapped around itself by at least 1/8". Matte white polyester material has a permanent acrylic adhesive and is thermal transfer printable. Good print smudge resistance, solvent resistance and high/low temperature performance of -320 to 212° F (-196 to 100° C). Small label performance is affected by multiple factors including print speed, quantity in print run, heat setting and the size/layout of the printed elements. User should test the application.. A ribbon is required to print this material. Use Part Number R6413.