5.3 oz./yd (US) 8.8 oz./L yd (CA), 100% cotton, 20 singles. Ash Grey - 99/1 cotton/polyester. Graphite Heather, Safety Green & Safety Orange - 50/50 cotton/polyester. Sport Grey - 90/10 cotton/polyester. Safety Green - Compliant with ANSI / ISEA 107. Midweight fabric. Classic fit. Non-topstitched, classic width, rib collar. Taped neck and shoulders. Rib cuffs. Double-needle bottom hem. Tear away label.