Shop Boys's at RalphLauren.com, the Official Site of Ralph Lauren. Custom-Fit Cotton Polo Shirt - This slim-fitting polo shirt is crafted from soft cotton mesh and features our signature embroidered pony. Ribbed polo collar. Two-button placket. Short sleeves with ribbed armbands. Uneven vented hem. Our signature embroidered pony accents the left chest. 100% cotton. Machine washable. Imported.