The N-Ferno 6494 Freezer Socks are crafted from a merino wool blend, specifically designed to deliver superior warmth and protection in cold to extreme cold conditions. The natural insulating properties of Merino wool help retain heat without overheating, making them ideal for winter hikes or frigid work environments. Their increased length offers extended coverage, ensuring full-length insulation that protects not just the feet, but also the lower legs from cold temperatures. The brea