Alloy is our top-of-the-line, feature-loaded BIKE jersey. We've upgraded this jersey with some cool new touches to make your rides more comfortable and improve your performance. Now available in a variety of colors, this jersey looks great however you mix-and-match it. FastDri moisture wicking fabric Slimmer race fit with v-cut collar Mesh venting on back & underarms Slight drop tail on back panel 94% polyester / 6% spandex