Mild to Hot weather, Covert Threads™ FIRE Resistant Protection sock built of the latest moisture-wicking durable fibers. Perfect for those in confined spaces that are in danger of high heat/potential fire.
Leg Stay Up Top w/ Hugging support
Special Wool fights friction & Hot spots helping to prevent blisters
Built-in Arch Support made for the long haul holding sock in place
Special reinforced "Y" heel for better fit to the contour of the foot.