Men's running T-shirt in a slim fit made of breathable knit fabric with 4FDry technology that promotes moisture wicking. Thanks to the elastic fibers and flat seams, the T-shirt fits snugly against the body without causing bruises or irritation.  Fit: Slim round neckline Raglan sleeves ensure freedom of movement elastic, breathable knit fabric for comfort and a fit quick-drying material with 4FDry technology promotes moisture wicking