4.45 oz./yd² (US), 7.4 oz./L yd (CA), 100% U.S. cotton, 30 singles; Ash Grey is 99/1 cotton/polyester; Sport Grey is 90/10 cotton/black polyester; Dark Heather, Graphite Heather, Heather & Safety colors are 50/50 cotton/polyester; Features Innovation you can feel. Made with 100% U.S. cotton and the latest breakthrough in soft cotton technology, the Gildan®; Light Cotton family has been remastered for improved printability, quality and comfort you can see and feel.; Modern classic fit; Narrow width, rib collar; Taped neck and shoulders; High-performing recycled tearaway label; Made With Respect Gildan partners with Better Cotton to improve cotton farming globally; Made with OEKO-TEX certified low-impact dyes; We reduce plastic waste by the removal of polybags from all products except color White; ; Natural is not a dyed fabric, the specks that you see are fibers and cotton seeds.;