Polo Ultra Blue Cologne by Ralph Lauren, Citrusy and salty, Polo Ultra Blue is a fresh aromatic cologne for men that was released in 2018. Top notes are fragrant citron, tart lemon, peppery green basil, and fresh lemon verbena. The middle heart notes are a unique mix of sweet musky ambertonic and mineral notes, with a base of salt, sensual musk, and woody notes. An excellent cologne for daytime wear in the summer, this light citrus scent is great whether you’re poolside or at the office.