Vitalsox is a high-tech brand of socks and underwear made in Italy by Arcos S.p.A. Vitalsox socks are made for racing/ recovery, for enthusiasts of court and open air sports, and are ideal as everyday high-quality socks.made of 75% polypropylene silver drystat. In layman terms, it means it keeps your feet dry after a long sweaty day at work, in the gym, or during a 14 hour flight.  These socks were designed in Italy for travelers.  These compression socks stimulate blood flow. NAVY COLOR-UNISEX