Waterproof Warm Weather Ankle Length Socks

SEALSKINZ Waterproof Extreme Cold Weather Medium Length Sock 1 Waterproof Windproof and Breathable The lining made of soft merino wool insulates comfortably and regulates the temperature Ideal for use in cold weather Outer 0.9 nylon insert in cold weather outside 0.9 nylon insert in cold weather Inner: 0.41 merino wool, 0.41 acrylic, 0.14 polyester, 0.02 elastane, 0.02 nylon