Shop Baby's at RalphLauren.com, the Official Site of Ralph Lauren. Big Pony Blake Oxford Shirt - This solid sport shirt is crafted from soft cotton oxford and features our signature embroidered Big Pony. Button-down point collar. Applied buttoned placket. Long sleeves with buttoned barrel cuffs. Split box pleat at the back ensures a comfortable fit. Our signature embroidered Big Pony accents the left chest. 100% cotton. Machine washable. Imported.