When the weather won't cooperate with your run schedule, layer up with a water-resistant ½ zip that is also incredibly light and breathable. That means you can run without worrying about the forecast.

HeatGear® fabric is ultra-soft & smooth for extreme comfort with very little weight
UA Microthread fabric dries fast, won't cling, stretches without absorbing sweat & is recyclable
Mesh underarm panels for strategic ventilation
Woven overlay on shoulders & chest provides added durability
4-way stretch construction moves better in every direction
Material wicks sweat & dries really fast
Built-in thumbholes help keep sleeves in place