100% cotton (Ash Heather : 98 % cotton / 2 % viscose). "Vintage" look piqué knit. Ribbed neck. Double herringbone twill taped neck and side slits. Placket with 2 contrasting buttons. Twin needle finish at hem and ribbed cuffs. This product has been specially treated and appears intentionally aged. This manufacturing process results in colour variations between products and makes each piece unique. No brand label at neck, only size information for easy relabelling. Certified STANDARD 100 by OEKO-TEX®N° CQ1007/7, IFTH.