Shop Baby's at RalphLauren.com, the Official Site of Ralph Lauren. Striped-Hem Cotton Polo Dress - This cotton mesh polo dress features a cute striped, ruffled hem and our signature embroidered pony. Ribbed polo collar. Three-button placket. Long sleeves with sewn cuffs. Ruffled hem with contrasting stripes. Our signature embroidered pony accents the left chest. Comes with a matching bloomer.