Marc O Polo Favorite Cotton Bustier Racerback Bra. Feel incredibly comfortable and stylish in this beautiful bra from Marc O´Polo. Gorgeous bra made of soft cotton that is easy wear. Adjustable shoulder straps, sturdy elastic under the bust for increased support and open racerback for total freedom of movement. An excellent bra from Marc O ´ Polo perfect for everyday or leisure. Match with knickers from the same series.