Shop Men's at RalphLauren.com, the Official Site of Ralph Lauren. Performance Striped Mesh Polo - This sporty striped polo shirt features moisture-wicking properties that keep you cool and our signature embroidered pony. Ribbed polo collar. Two-button placket. Short sleeves with ribbed armbands. Uneven vented hem. Our signature embroidered pony accents the left chest. 97% polyester. 3% elastane. Machine washable. Imported.