The Tommy Bahama Emfielder 2.0 Polo Shirt in Blue Note is perfect for any island pursuit. The Emfielder 2.0 Polo Shirt by Tommy Bahama has UPF 30 sun protection and is made with islandzone 37.5 technology, designed to wick away moisture and keep you feeling cool and comfortable all day. This mens polo has a flat knit collar, three button placket, and rib cuff.