Shop Baby's at RalphLauren.com, the Official Site of Ralph Lauren. Cotton Polo Dress - Crafted from soft cotton mesh, this polo dress features a pretty gingham sash and our signature embroidered pony. Ribbed polo collar. Four-button placket. Puffed short sleeves with ribbed armbands. Gingham sash ties at the shirred waist. Our signature embroidered pony accents the left chest. Comes with a matching bloomer.