Champagne Vinegar Reims Aged 1 Year Bottle 16.9 OZ Champagne Ardenne. Creation - Tradition. Delouis creator of excellence for 4 generations. Reims Champagne vinegar aged 1 year in oak barrels. Noble and delicate it perfumes all seasonings for sea food fish and gourmet salads. Acidity: 7%. 16.9 fl oz (500 ml) Le Petit Clos F-87230 Champsac.