Pearls - Castelvetrano Pitted Italian Olives 5.7 oz Jar. Non-GMO, Kosher, Gluten Free, Vegan, Vegetarian. Thereâs nothing better than our firm, buttery Castelvetrano olives. Grown under the warm Italian sun in Sicily â the birthplace of the Castelvetrano! Always hand-picked and superior quality. Pearls olives are perfect for everyday entertaining. Ideal for all your meal needs, charcuteries boards and snacking. Major Allergens Not Contained.