The Men's UA Accelerate Training Short Sleeve T-shirt has a Stretchy construction that helps you move better in every direction. Material wicks sweat & keeps dry, Anti-odor technology prevents the growth of odor-causing microbes while Soft knit fabric with engineered ventilation, mapped to the places you need it most. Jacquard pattern provides added breathability and Unique collar construction lays flat in the front for zero distractions Polyester.