J.B. Field's Icelandic "40 Below Arctic Trail" Wool Thermal Sock socks Merino Wool Hiker GX Socks:

Merino Wool Hiker GX Socks: 74% Merino Wool

L/XL - 8013 (SIZES 12 - 15 SHOE)

midweight design makes them suitable for cold weather

Large (Men's 8-12 / Women's 10-13 Shoe)

J.B. Field's Icelandic "40 Below Arctic Trail" Wool Thermal Sock socks Merino Wool Hiker GX Socks:The J. B. Field's 40 Below Arctic Trail is one of the warmest thermal socks we make, containing 85% preshrunk wool! This style was designed for people who require a sock to keep their feet dry and warm in the most extreme conditions. Pair these winter socks with a liner sock to help wick away moisture and keep your feet feeling fresher, warmer, and blister free. Don't require the extra length and looking for a slipper version of these socks? PLEASE