Buy Polo Ralph Lauren - AO Bear Cap - Headwear (White) at THE ICONIC with Free overnight delivery and Free returns! Official Outfitter of the country's most popular tennis event - the Australian Open, Polo Ralph Lauren embraces the atmosphere of Melbourne Park in the AO Bear Cap. - Pure cotton construction - Adjustable fabric strap with metal fastening - Embroidered signature Polo Bear graphic to front - Embroidered logo to back - Structured fit curved brim