Polo Ultra Blue Cologne by Ralph Lauren 2.5 oz Eau De Toilette Spray for Men. From the american fashion designer ralph lauren comes a new fragrance released in 2018, polo ultra blue. The redolent fragrance features the sharp citrus notes of lemon, lemon verbena, and citron, along with the slightly spicy yet sweet basil. This cologne has a salty note that mixes with the citrus to create the perfect clean scent. This designer has released over 75 fragrances since 1978 and continues to impress with its fresh and crisp fragrances.