placket typically holds three or four buttons, and consequently extends lower than the typical polo neckline. The collar is typically fabricated using a stitched double-layer of the same fabric used to make the shirt, in contrast to a polo shirt collar, which is usually one-ply ribbed knit cotton. Golf shirts often have a pocket on the left side, to hold a scorepad and pencil, and may not bear a logo there. See also Rugby shirt Sportswear (activewear) References 1926 clothing 1920s fashion 1930s fashion 1970s fashion 1980s fashion 1990s fashion 2000s fashion French inventions Shirts Tennis equipment Tops (clothing)