Shop Unisex's at RalphLauren.com, the Official Site of Ralph Lauren. Big Pony Cotton Polo Shirt - This color-blocked polo shirt is crafted from soft cotton and features our signature embroidered Big Pony. Ribbed polo collar. Two-button placket. Short sleeves with ribbed cuffs. "3" patch accents the right arm. Uneven vented hem. Our signature embroidered Big Pony accents the left chest. 100% cotton. Machine washable. Imported.