All natural. Marinated with herbs & Napa Valley cabernet. Premium olives marinated with wine. Since 1935. Napa Valley Bistro Gourmet Olives are Mediterranean classics blending the culinary heritage of Italy and Napa Valley bistro cuisine. Each unique variety of premium olives is happily marinated in select Napa Valley wines for a truly memorable experience. To please your guests, pour entire contents of this jar in a bowl for a delicious, elegant appetizer! Pitted Greek Kalamata Olives are deep, dark and rich in sun-drenched flavor, marinated to perfection in Napa Valley Cabernet Sauvignon wine and Mediterranean herbs. All natural. No preservatives. Please recycle. Mezzetta packaging is 100% recyclable. Product of Greece.