3 oz/yd? / 100 gsm, 92% nylon, 8% spandex yarn dye woven with moisture wicking performance; Performance nylon fine shirting offers a crisp, professional look while staying cool and comfortable; Stretch for enhanced fit and restriction-free movement; Self-fabric collar with integrated collar stays; Double layer, bias cut back yoke; Adjustable cuffs with button placket; Luxury, comfort and performance in one