Shop Unisex's at RalphLauren.com, the Official Site of Ralph Lauren. Striped Cotton Poplin Shirt - Crafted from soft cotton poplin, this classic sport shirt is designed with a fun striped pattern and finished with our signature embroidered pony. Button-down point collar. Applied buttoned placket. Long sleeves with buttoned barrel cuffs. Split back yoke with a box pleat ensures a comfortable fit. Our signature embroidered pony accents the left chest. 100% cotton. Machine washable. Imported.