Closure for an easy opening container and a container provided with such closure

A closure for an easy opening container comprising:

• a ring comprising a flat ring support connected via a ring wall to an outer curl, the flat ring support being located at a lower level than the ring;
• and
• a foil adhered to the flat ring support, which foil is provided with a tab comprising a folded part connected via an intermediate tab part to a free end tab part, which tab is folded on to the foil and is in contact with the foil,
• wherein the foil comprises a central concave section and at least a flat section beneath the intermediate tab part, the intermediate tab part being folded over and onto the flat section such that the intermediate tab part is in contact with the flat section,
• wherein a surface of the intermediate tab part facing the foil is adhered to an upper surface of the flat section of the foil with an adhesive and a lower surface of the flat section of the foil is adhered to the flat ring support such that after pressure build up in the container, the foil remains within a confinement of the closure with the tab remaining attached to the foil within the confinement of the closure, and
• wherein the flat section extends radially inwardly a length L of 3-10 mm beyond the flat ring support.