100% combed cotton piqué - washable at 60°C (Oxford Grey : 90% combed cotton piqué / 10% viscose - washable at 40°C). Ribbed neck and cuffs. Oxford Grey contrast taped neck and side slits for all colours, except for Oxford Grey body where neck tape is Dark Grey. 2 button placket. Twin needle finishing. Certified STANDARD 100 by OEKO-TEX® N° CQ 1007/7, IFTH.