Balsamic vinegar of Modena. Vegan. Gluten free. Since 1903. Barrels. Napoleon 6 barrels balsamic vinegar of Modena uses 35% grape must within the production process giving it a thicker consistency and sweeter taste. This dark in color, sweet aroma vinegar is a perfect complement to your favorite dressing or sauce! Acidity 6%. Family owned in the Northwest since 1903. Protected Geographical Indication. www.napoleon-co.com. Product of Italy.