It's Not The Size Of The Man In The Fight T-ShirtYou've now found the staple t shirt of your wardrobe. It's made of a thicker, heavier cotton, but it's still soft and comfy. And the double stitching on the neckline and sleeves add more durability to what is sure to be a favorite! 100% ring spun cotton Sport Grey is 90% ring spun cotton, 10% polyester Dark Heather is 65% polyester, 35% cotton 4. 5 oz y (153 g m) Pre shrunk Shoulder to shoulder taping Quarter turned to avoid crease down the center