The invention relates to a foil (1) for closing an opening in a container, such as an easy opening container, comprising foil to be adhered to the container, which foil comprises a tab (2) for releasing the foil from the container, wherein the tab (2) is folded on the foil and connected thereto via a connector (3) and wherein the tab is provided with breakout means (4) such that upon actuating the tab a visible and irreparable broken out part is formed and adhered to the foil, to a method and apparatus for making the foil and to a container part and container provided with the foil.