Shop Baby's at RalphLauren.com, the Official Site of Ralph Lauren. Cotton Cupcake Dress - This precious cotton dress features an adorable cupcake silhouette, a tiered ruffled hem and our signature embroidered pony. Ribbed polo collar. Three-button placket. Puffed short sleeves with ribbed armbands. Tiered ruffled hem. Our signature embroidered pony accents the left chest. Comes with a matching bloomer. Dress and bloomer: 100% cotton. Machine washable. Imported.