5.5 oz./yd² (US) 9.1 oz./L yd (CA), 100% soft-spun cotton, 20 singles Heather Grey is 90/10 cotton/polyester All other heather colors are 50/50 cotton/polyester Midweight soft-spun fabric Relaxed fit Non-topstitched, classic width, rib collar Taped neck and shoulders Double-needle sleeve and bottom hems Tear away label