Shop Unisex's at RalphLauren.com, the Official Site of Ralph Lauren. Classic-Fit Interlock Polo - This short-sleeved polo is crafted from smooth cotton interlock and tailored for a comfortable fit. Two-button placket. Ribbed polo collar and armbands. Uneven vented hem. Our embroidered pony accents the left chest. 100% cotton. Machine washable. Imported.