This FootJoy Brushed Jersey Half Zip Mock is designed to be keep you warm in colder conditions, but is still breathable so you stay comfortable if you start to sweat. Four-Way Stretch Fabric gives you full range of motion on every hole you play in addition to UV sun protection. Elastic Knit Collar and Sleeve Cuffs bring added comfort while the pullover construction makes it very easy to take on and off as conditions change. The 83% nylon, 17% spandex Easy Care Fabric keeps shrinking and wrinkles to a minimum while also eliminating odors. For style, contrast color piping is featured down the sleeves and on the zippers while FJ logo is embroidered on the back neck.