Description

built-in heating panels strategically placed on the of the toes use advanced ultra-fine fibers to provide superior heating performance material content: 50% wool, 48.5% cotton & 1.5% lycra the actionheat socks reach a maximum temperature of 140f and can last up to 4 hours. these heating socks are perfect for the chilling days. high-quality elastic fiber material with advanced heating technology focusing on the toes to prevent the feet from getting cold, which can promote blood circulation and give you a warm winter..syi