The matte silver semi-rotating plate small VOID anti-counterfeiting font material is composed of a polyester film composite 80g white grid with a VOID anti-counterfeiting font preset on a 25U thick substrate. When the anti-counterfeiting material is lifted, the preset void anti-counterfeiting font will be displayed and the material is not recoverable, indicating that it has been opened and plays a warning role. It is mainly used to identify unauthorized opening of products or packaging.