Black Xs by Paco Rabanne Cologne. A men's fragrance that smells delectable, Paco Rabanne's Black XS features an exciting blend of sweet, warm spicy and balsamic essences that's enhanced with subtle hints of citruses and aromatic aromas. Spritz a few drops on yourself before heading out to experience the fruity floral blend of sage and lemon notes immediately. A delicious mixture of tolu balsam, black cardamom, cinnamon and praline comprises the heart of this scent.