It's the end of shirt chafing as you know it. The Under Armour Seamless Wordmark Short-Sleeve T-Shirt for Men brings a virtually sew-free design to end seam itch and maximize easy-wearing comfort. This Under Armour T-shirt sports soft, knit fabric with engineered mesh ventilation mapped just where you need it for optimal airflow to let nothing hold you back. 4-way-stretch fabrication lets the performance fabric move with you, while fast-drying, moisture-wicking power keeps you dry and focused. 51% polyester/49% nylon. Machine wash. Imported.Manufacturer style #: 1366148. 51% polyester/49% nylon Soft, knit fabric Mapped mesh ventilation Nearly sew-free construction 4-way-stretch fabrication Fast-drying Moisture-wicking