a resealable container and / or resealable container end for foods such as beverages . the end includes an opening and a pull - tab closure which includes a plug for sealing the opening . the closure may be fabricated from a thermoplastic coated foil . a portion of the foil is formed as a cup located within the opening to include a lip to engage the edge of the opening or a grove which is engaged by the edge . a resilient material such a cured plastisol fills the cup and cooperates with the cup to form a plug . the thermoplastic hermetically seals the closure over the opening and a tab on the closure permits the user to remove the closure and plug from the opening . the plug can be reinserted into the opening after removal to reseal the opening with a generally fluid - tight seal .