Plain colourways : 100% cotton. Wine Heather, Ocean Blue Heather and French Navy Heather: 80% cotton/20% polyester. Grey Heather: 70% cotton/30% viscose. All colourways are made from organic cotton. OCS (Organic Content Standard) and OCS Blended certificates are issued by Ecocert Greenlife. Ribbed V-neck. Matching taped neck. Twin needle finishing on cuffs and hem. No brand label at neck, only size tag for easy relabelling.