USA Made. These anti-microbial boot socks are the exact socks issued to our troops serving overseas and domestically. The anti-microbial boot socks are knit in an over the calf length. The leg has spandex in every course for stay up power. Sock content is 82.5% cotton, 10% stretch nylon, 5% spandex and 2.5% silver anti microbial yarn. Always first quality. The foot of the sock has a cushioned sole with additional cushioning in the high heel and toe cap area. The sock has heavyweight padding at the ball, heel and toe which protects the foot in demanding field conditions. The heavyweight padding in the heel, ball and toe of boot sock also provides extra protection against blisters, shock, impact and abrasion. The foot of the sock is also knit with an anti microbial yarn produced from a silver coated nylon. The silver is the anti microbial component. The silver fiber incorporated in this military boot 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. Special antimicrobial treatment to fight foot infections and odor. These military boot socks are available in olive drab, black and coyote tan. Order your anti-microbial military boot socks from army surplus world today. Individually priced.