100% combed cotton piqué - washable at 60°C (Oxford Grey: 90% combed cotton piqué/10% viscose - washable at 40°C) Ribbed neck and cuffs Taped neck and side slits (Oxford Grey contrast neck tape and side slits for all colours, except for Oxford Grey body where neck tape is Dark Grey) 3 button placket Twin needle finishing at the hem Certified STANDARD 100 by OEKO-TEX® N° CQ 1007/7, IFTH Color shade differences may occur at Dark Grey and Light Royal Blue products