100% combed cotton (French Navy Heather: 80% cotton / 20% polyester - Gray Heather: 65% polyester / 35% cotton - Oxford Grey: 90% cotton / 10% viscose). Jersey knit. Shirt collar. Collar placket with 4 metal buttons. Shoulder yoke. Ribbed finish at the bottom of the sleeves. Double needle bottom garment. Certified STANDARD 100 by OEKO-TEX®N° CQ1007/7, IFTH. Elegant and timeless shirt collar. Placket with 4 metal buttons and shoulder yoke. Jersey knit construction: easy to care for and very comfortable. ||||