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 Graphite Heather & Safety colors are 50/50 cotton/polyester All other Heathers are 65/35 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 Tear away label Natural is not a dyed fabric, the specks that you see are fibers and cotton seeds. Responsible Supplier:  this product was made in a facility that is OEKO-TEX and FLA certified. Responsible Materials:  contains US grown BCI cotton