Tamper-Resistant Vinyl (B-351) is designed to fracture easily in order to show signs of product tampering and to prevent on-piece label removal. High performance white matte vinyl with permanent adhesive is ideal for applications that require resistance to product tampering. Use caution when removing from liner as material is fragile. Service temperature of -40 to 180° F (-40 to 82° C). 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-R6210 for the M610 / BMP61 / BradyPrinter M611 / M611 Label Printers or M7-R6200 for the M710 / BMP71 Label Printers. This label is no longer compatible with TLS Series Printers.