4.5 oz./yd (US) 7.2 oz./L yd (CA), 100% combed ringspun cotton, 30 singles. Heather Grey is 90/10 cotton/polyester. Alternate Heather colors are 65/35 polyester/cotton. Soft combed ring spun fabric. Semi-fitted. High stitch density for smoother printing surface. Non-topstitched, narrow width, rib collar. Taped neck and shoulders. Side seams. Tear away label.