While steel-toed boots protect against several on-the-job injuries, the tough, heavy-weight design places some stress on your feet in the process. Alleviating that with two full-length layers of cushioning, these socks guard key wear points, all while reinforcing blister-prone areas and staying in place whenever you're on the move. Added to this, Carhartt's FastDry(R) technology wicks away moisture to deliver all-around coolness. 63% Polyester/34% Nylon/3% Lycra. FastDry(R) technology wicks away sweat. Fights odors. Double-cushioned protection shield extends from toe to top of foot. Extended reinforcement in heel and toe guards against blisters. Arch support and spandex hold socks securely in place. Made in USA with imported yarns.