Featuring Filaments that increase friction for greater traction. Medium length silhouette. Three pair per package. Composition: 57 cotton, 40 polyester, 3 elastane Dri-FIT. This high-performance, microfiber, polyester fabric wicks sweat away from the body and moves it to the fabric surface, where it evaporates. As a result, Dri-FIT fabric helps you stay dry and comfortable.