Under Armour Seamless Logo SS-BLU T-Shirt. Soft knit fabric with strategically placed panels made of finely mesh material for ideal ventilation.The design almost without seams eliminates admission when worn.4-Way Stretch technology allows for greater flexibility of clothing in any direction.The material is a great sweat wicker and it dies very quickly.Anti-odor technology prevents the appearance of an unpleasant odor.