Covert Threads Desert Moderate / Hot Climate Military Boot Socks USA Made   Desert Moderate / Hot Climate  Military Boot Sock is a low volume sock engineered specifically for hot to moderate climates. Acrylic & Wool blend wicks moisture keeping feet dry & cool. Silver Lining™ battles bacteria helping eliminate foot odor & also aids in prevention of blisters. Go Covert.   Sand - Arch Support Boot Length   Contents : 44% Wicking Acrylic / 28% Wool / 19% Nylon / 2 % Polyester / 5% Lycra® Spandex/ 2% Silver Lining™ Construction: Silver Lining™ in Heel & Toe helps prevent Infections & fights Foot Fungus Absorbent Acrylic helps keep feet dry all day Stay Up Top w/ hugging support all day Thick Wool Cushion heel pad and toe for relief of High Impact Special wool fights friction & hot spots helping prevent blisters Built - In Arch Support made for the long haul, special “Y” heel for better fit to the contour of the foot Instep Flex zone to prevent bunching of the sock. USA Made Covert Threads Desert Moderate / Hot Climate Military Boot Socks USA Made