Shop Men's at RalphLauren.com, the Official Site of Ralph Lauren. Cotton Mesh Polo Shirt - Crafted from breathable washed cotton mesh, this relaxed-fitting polo shirt features a patch pocket and our signature embroidered pony. Point collar. Three-button placket. Short sleeves with sewn cuffs. Patch pocket at the left chest. Our signature embroidered pony accents the right hem. Even vented hem.