Plain colours: 100% cotton - washable at 60°C. Oxford Gray color: 90% cotton / 10% viscose - washable at 40°C. Combed cotton piqué knit. Ribbed collar. Neck tape and side slits in contrasting Dark Gray for the Oxford Gray polo shirt and Oxford Gray for all other colors. Double needle finish at the bottom of the garment. 3 button placket. Ribbed cuffs. Certified STANDARD 100 by OEKO-TEX® N° CQ 1007/7, IFTH.