100% Polyester ???Size Tips?? Asian size may be 1-2 size smaller than US or EU;Please view the size chart image before ordering. ???Material?? Polyester and Spandex; made of smooth fabric and have super wear resistance ability. ???Classic Round Neck?? Smooth and beautiful and comfortable to wear it, fashionable style for sports,go hunting and so on. ???Fashion Style Shirt??Ideal for indoor and outdoor sports like cycling, riding, racing, camping, running,fitness etc ???Breathable and Quick Dry??The fabric is of elasticity, even soaking wet, the jersey will not stick in the body.