New! Set of 4 - Le Parfait French Wide Mouth Glass Canning Jars: Two - 35 oz. and Two - 26.25 oz Terrines Le Parfait jars are French jars which have been designed specifically for canning and making preserves. Two Each of Two Largest Sizes: Two - 35 oz./1000 gram and Two - 26.25 oz/750 gram. Le Parfait jars are useful for keeping nuts, grains, and other foods in an air tight environment. They are heavy, made from thick glass which can handle the heat of the canning process. Wide mouth jars come with rubber gaskets.