SNAKE BIT Racing - BlackDescription Size Guide Once you get bit by racing, it's hard to stop. This shirt is soft and comfy and sure to be a favorite. The double stitching on the neckline and sleeves add more durability for that moto lifestyle. 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 Product colors