Phiten's Metax Sport Socks Ankle are a new addition to the Phiten Sock line which replaces the long selling Titanium Sports Socks Ankle (2 Pairs). Reintroduced with updated technology and features, Metax Sport Socks are the essential socks for the active individual and perfect for everyday use. Permeated with Metax technology. *Metax Sport Socks come in a pack of two pairs.