Real vs Fake Ralph Lauren polo shirt How to spot fake Ralph Lauren shirts and polosThis roomy version gets a rugged update with the season’s Polo Terrain graphics. Armpit to armpit 22.5 inches. Classic Fit Polo Ralph Lauren’s roomiest silhouette. Over the decades, Ralph Lauren has reimagined his signature style in a wide array of colors and fits, yet all retain the quality and attention to detail of the iconic original.