5.3 oz./yd² (US) 8.8 oz./L yd (CA), 100% cotton, 20 singlesAsh Grey is 99/1 cotton/polyesterAntique colors & Sport Grey is 90/10 cotton/polyesterDark Heather, Graphite Heather, Heather colors, & Sunset are 50/50 cotton/polyesterInnovation you can feel. Made with 100% U.S. cotton and the latest breakthrough in soft cotton technology, the Gildan® Heavy Cotton family has been remastered for improved printability, quality and comfort you can see and feel.Semi-fittedRib collarTaped neck and shoulders for comfort and durabilityCap sleevesSide seamsTear away labelProud member of the U.S. Cotton Trust ProtocolMade with OEKO-TEX certified low-impact dyesThis product meets the following Sustainable Style subcategories:Sustainable Manufacturing: This product meets the OEKO-TEX Standard 100.Socially Conscious Manufacturing: This product was made by a mill who partnered with Fair Labor Association and was made in a facility that is WRAP certified.