Sleeveless Mock It s a lot easier to deal with triple bogies when your outfit is on par! The Sierra Swirl Sleeveless Mock has a traditional color scheme with a splash on spontaneity. This women’s purple and white golf top is great for those sunny days as its printed jersey fabric provides UPF30 protection. You will not find a more comfortable sleeveless golf shirt as Jofit s focus on the fit is quite apparent with this item. Other features include: slimming long back body darts and a reverse coil nylon zipper. This sleveless mock top is also available with short sleeves if you are looking for a little extra coverage.