Truffle. Extra virgin olive oil with black truffle. Aceite de oliva virgen extra con trufa negra Size: 100ml (3.38oz). Ingredients: Extra virgin olive oil (Argudell & Picual) with black truffle, black truffle aroma. Product of Spain "Truffle" is an extra virgin olive oil flavored with black truffle from our country. This oil is 100ml, which makes it ideal for gift baskets and for tourists, as it can be transported in cabin luggage.