Void Sticker Material Void Film

Void sticker material is made of polyester film, and the release liner is glassin paper. After we paste it on the surface of content, there isn't any difference from normal sticker. But once we tear it off, the hidden tamper evident words 'VOID' or 'VOID OPEN' will appear. It is totally transferred to the surface where we stick it to and can't be fixed to return back. It means that the content has been opened. The hidden messages can be customized, we can put any words or graphics in it. Void material is a semi-finished product, which is full one color. Size of the jumbo roll is 530mm x 400m. The top surface has been done coating, which can be printed by normal planographic printer.