Women's t-shirt made of soft and breathable fabric for all-day comfort. Soft, lightweight fabric is breathable and quick-drying. The material wicks away sweat and dries very quickly. 4-Way Stretch technology allows for better movement in every direction. Built-in thumbholes help keep the sleeves in place and trap heat. Side vents for better breathability. Reflective details for running in low light. Odor control technology minimizes odor.