Army Navy Sales Pack of Anti-Microbial Boot Socks - Mens 3 Quantity 13-15 Size OD Green. 5percent silver-plated nylon 10percent nylon 5.5percent spandex. The silver fiber incorporated in this sock is a broad-spectrum anti-microbial yarn that actually touches the skin kills bacteria on contact completely eliminates all foot odor offers enhanced blister resistance moisture transportation temperature management and anti-static features. Three pairs to a pack. Specifications for Military Surplus Pack of Anti-Microbial Boot Socks- Men's: Manufacturer: Military Surplus Gender: Male Age Group: Adults Sock Height: Crew Footwear Type: Socks Toe Type: Boots Activity: Military Odor Control/Anti Bacterial: Yes Fabric/Material: 82percent cotton 2.5percent silver plaited nylon 10percent nylon 5.5percent spandex Cotton/Nylon/Spandex Quantity: 3 Moisture Wicking: Yes Application: Military Package Contents: Military Surplus Pack of Anti-Microbial Boot Socks- Men's Army Navy Sales SX10003PKODL: Pack of Anti-Microbial Boot Socks - Mens 3 Quantity 13-15 Size OD Green