Durable Polyester (B-490) markers are designed for use in laboratory identification applications such as vials, centrifuge, tubes, test tubes, straws, and slides.

• White polyester material has a permanent acrylic adhesive and is thermal transfer printable
• Good print smudge resistance and solvent resistance
• High/low temperature performance of −196 to 100 °C (−320 to 212 °F)
• Matte finish

Ideal for laboratory labelling applications. B-490 labels can be applied to frozen surfaces including glass and polypropylene stored in liquid nitrogen when wrapped around itself by at least ¹/₈".

Brady authentic materials work seamlessly with Brady printers for improved printer and material communication, seamless mobile app interaction, and better performance and reliability. A ribbon is required to print this material. Use part number M61-R4310 for the M610/BMP61/BradyPrinter M611/M611 label printers or M7-R4300 for the M710/BMP71 label printers. This label is no longer compatible with TLS series printers.