Wool Heavyweight Mid-Calf Boot Work Sock - 2 Pack is built for cold, demanding workdays. Its wool and acrylic blend helps insulate and wick moisture away from the skin, while full cushioning provides comfort and shock absorption. Made for steel-toe boots and long days on your feet. Made for steel-toe boots Moisture-wicking Warm wool blend Full cushioning Reinforced toe & heel Memory-knit for lasting fit Flat toe seam 48% acrylic, 40% wool, 11% nylon, 1% spandex Style #6600