4.3 oz./yd² (US) 7 oz./L yd (CA), 100% combed ringspun cotton, 30 singles Ash Grey is 99/1 ringspun cotton/polyester Heather Grey is 90/10 ringspun cotton/polyester 100% cotton thread on color white Soft ring spun fabric Relaxed fit Non-topstitched, classic width, rib collar Taped neck and shoulders Side seams Tear away label