Polo Ralph Lauren o14 US Open Custom-Fit Polo - White Designed exclusively for Ralph Lauren's collection celebrating the 2014 US Open, this trim-fitting mesh polo shirt features Ralph Lauren's signature Big Pony and the official US Open logo patch. Cotton. Short sleeves with ribbed armbands. Uneven vented hem Ribbed polo collar. Applied two-button placket Ralph Lauren's signature embroidered Big Pony accents the left chest Embroidered "US Open 2014" official logo patch at the right sleeve