A tank with strong style. | 4.3-ounce (145 GSM) 100% combed ring spun cotton, 34 singles 50/50 ring spun combed cotton/polyester (Frosts) Slightly slimmer body Back nect tape Tear-away label All heather colors (except for Light Heather Grey) in this product are transitioning from a 50/50 cotton/polyester blend to a 60/40 cotton/polyester blend. Your order may contain a combination of both contents.