THE MARK CONSIST OF A CONFIGURATION OF A CONTAINER TOP COMPRISING A THIN FLAT TOP, A CYLINDRICAL SHELL BODY DEPENDING BELOW THE TOP, A TEAR-AWAY STRIP ON ONE SIDE OF THE BODY, A PULL TAB WHICH MERGES WITH AN END OF THE TEAR STRIP AND EXTENDS DOWNWARDLY FROM THE BODY, AND THE LOWER END OF THE PULL TAB BEING SEMI-CIRCULAR.