Who says you can't improve a good thing? We've taken our classic sport shirt silhouette and added superior wrinkle and shrink resistance. We completed the shirt with a soil-release finish for long-lasting. professional wear. 5.6-ounce, 60/40 cotton/poly. Double-needle stitching throughout. Flat knit collar. 3-button placket with dyed-to-match buttons. Open hem sleeves. Side vents. Traditional, relaxed look.