6 oz/yd² (US)/ 10 oz/Lyd (CA), 56/39/5 cotton/ rayon/ spandex; Moisture-wicking performance; UV 50+ protection; Self-fabric collar with integrated collar stand and built in collar stays; Contrast piping along back neck seam; Dyed-to-match pearlized buttons; Side vents; Narrow five-button placket;