Moisture Management Microfiber Stretchable Pro Sports Fabric. Made with highly breathable polyester fabric that keeps the freshness of the interior. The fibers these garments have been treated to protect skin from the solar rays, reducing the harmful effects that cause particular exposure to them. Designed and manufactured with Dye-Sublimation process front and sleeves. Mesh panels on the sides for greater breathability take the heat out. Padded Elbow and Forearm.