6.3 oz./yd / 215 gsm (US), 10.5 oz/Lyd (CA), 100% combed cotton pique. EZ Cool wicking technology. DRYTEC20 technology offers no-pill, no-fade, no-shrink, no-curl collar, no-wrinkle performance. Active fit. Matching flat-knit collar with contrast tipping. Three-button placket. Chest pocket.