Fitzwell's fanatical attention to comfort in shoes is applied to the Charleston Merino Wool Hiker Crew. Merino wool for warmth and comfort. High-wicking system to keep your feet warm and dry. Dimensional knit for a memory fit. Fully thermal-lined for shock absorption and insulation. Smooth, flat toe seam. Pack of 5. 50% merino wool, 30% acrylic, 19% polyester, 1% lycra. Machine wash cold.