This is a new, unopened, and unused item. Chukoh Chemical Industries, MADE IN JAPAN Thickness: 0.13mm x Width: 13mm x Length: 10m ↓ The following description is taken from another person's product listing. I'm not sure if it's completely accurate. Base material: Fluororesin (PTFE) film. Adhesive: Silicone-based. Features: Excellent heat resistance, non-stick properties, slipperiness, electrical insulation, and chemical resistance. Adhesive strength: 2.8N/10mm. Tensile strength: 28N/10mm. Usable temperature: -60~+200℃. ⚠️ The product will be placed directly into an envelope. Please be aware of this. #Lubrication #Tape #Binding #InsulationTape #InsulationSpacer #Coating #Lining