The caps pilfer proof are made of alloy A8011 aluminum sheets with outer lacquering effects and possibilities for further relief imaging. The inside of the caps is lacquered and there is either an elastic ring of expanded polythene to prevent the liquid from leaking or a dosing device. The caps are suitbale for screwing on glass and plastic bottles for alcoholic and soft drinks and medicines. The tear-off ring at the bottom part separates after opening and further closure is guaranteed.