4.5 oz./yd², 100% combed ring-spun cotton, 30 singlesHeather is 90/10 combed ring-spun cotton/polyesterGranite Heather is 60/40 combed ring-spun cotton/polyesterWhite is sewn with 100% cotton threadTopstitched ribbed V-neck collarSelf-fabric back neck tapeSide seamsDouble-needle stitched sleeves and bottom hemEasyTear™ labelThis product meets the following Sustainable Style subcategory:Socially Conscious Manufacturing: This product was made in a facility that is WRAP certified