When the weather won’t cooperate with your run schedule, layer up with a water-resistant 1/2 zip that is also incredibly light and breathable. That means you can run without worrying about the forecast. Soft knit anti-pick, anti-pill fabric has a clean, snag-free finish. Material wicks sweat & dries really fast. 4-way stretch material moves better in every direction. Anti-odor technology prevents the growth of odor-causing microbes. Ribbed collar for added stretch & comfort. Built-in thumbholes help keep sleeves in place. Generous 1/2 zip front makes for easy layering. Shaped hem.