Stretchy construction moves better in every direction. Material wicks sweat & dries well. Anti-odor technology prevents the growth of odor-causing microbes. Soft knit fabric with engineered mesh ventilation, mapped to the places you need it most. Nearly sew-free construction to eliminate chafing. All-over jacquard print. Knit-in, jacquard wordmark graphic down back.Polyester/ Nylon .For TrainAnd Other Sports.