J.B. Field's - Icelandic "30 Below XLR" Merino Wool Thermal Sock Size:Large Easily dressed up or down

Easily dressed up or down

one on each end

Integrated optical fiber and two high-powered LEDs provide full-length illumination

The 18L capacity of this anti-theft backpack holds more than you think

Made from recycled PET for sustainability

J.B. Field's - Icelandic "30 Below XLR" Merino Wool Thermal Sock Size:Large Easily dressed up or downThe J. B. Field's "30 Below XLR" sock is ideal for those who spend a lot of time outside in cold weather and is perfect for winter sports. With a full, heavyweight cushion and soft merino wool, they are sure to keep your feet warm and comfortable in the most extreme conditions. The only differences between these socks and the "30 Below Classic" are the double cuff to help socks stay up better and both ankle and arch support, which prevents slippage