Companion Product: #CLW679 Opti-Repel™ technology resists wind and water for weather protection Opti-Shield™ provides UPF 50 sun protection from harmful UV rays Lightweight 100% polyester pique fabric for comfort and durability Reflective tape on shoulders and forearms for added visibility Classic 1/4-zip design with a roomier fit from the Callaway Standard Collection Callaway Tour logo on the right sleeve; machine washable for easy care