Dr. Scholls Mens Socks Copper Ion Cupron Socks - Kills Athletes Foot - 2 Pairs Dr. Scholl's Men's Ankle Socks with Cupron Anti-Fungal Fibers - 2 Pairs Kills 99.9% of Athlete's Foot Fungus After 12 Hours of Contact with Socks! Wear 12 Hours Daily for the Duration of the Athlete's Foot Infection to Optimize the Decontamination Effect of the Socks Copper Ion Technology also Helps Eliminate Odor Caused by Bacteria Accepted by the American Medical Podiatric Medical Association