Designed to withstand serious sweat. Running shirt to go the distance. Body is seamless to minimize chafing during long runs and the fabric is anti-stink. Wear this on its own or as a lightweight base layer. Silver fibers in the fabric have anti-odor properties. Core construction is seamless to help keep sweaty skin from getting irritated. Designed for running. Body-skimming fit, longer in length. Excellent condition. Tag has been cut out.