4XL - Blank. Lightweight and breathable, this fine jacquard polo shirt features a subtle jacquard texture. But the best part comes from what you can't see. Designed with moisture-wicking performance, this shirt won't run flat. 3.8-ounce, 100% polyester. Double-needle stitching throughout. Flat knit collar. 3-button placket with pearlized smoke buttons; white buttons on White. Open hem sleeves.