Neutrals S-XL - Anvil ladies' semi-sheer spaghetti strap tank top. 4.5 oz, 100% preshrunk cotton that's combed and ringspun for greater softness and strength. Sturdier double-needle stitching on neck and bottom hem. Side-seamed for a shapelier cut. Fitted silhouette. TearAway (TM) label. A hugely popular top, thanks to its soft, light feel and flattering fitted silhouette. Heather Blue, Heather Green and Heather Purple are 60% polyester, 40% cotton.