Shop Baby's at RalphLauren.com, the Official Site of Ralph Lauren. Ruffled Cotton Polo Dress - This soft cotton mesh polo dress features a cute ruffled hem and our signature embroidered pony. Ribbed polo collar. Three-button placket. Long sleeves with sewn cuffs. Ruffled hem. Comes with a matching bloomer. Our signature embroidered pony accents the left chest. Dress and bloomer: 100% cotton. Machine washable. Imported.