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