White Partial Transfer Security Seal | Tamper Evident Label | VOID Seal After removing the tamper-evident label, the VOID text will transfer to the surface, clearly indicating tampering and providing anti-tamper and sealing effects. The white base material is suitable for color printing; however, it is recommended not to print the entire background color to ensure the tamper evidence remains clear. Heat-resistant Partial Transfer Security Seal | Tamper Evident Label | VOID Se