Heated Sox thermal socks, known for their high insulation properties designed for very cold conditions

Thermal Rating: The socks have a high 2.13 TOG (Thermal Overall Grade) rating, indicating significant thermal insulation. A typical cotton sock has a TOG rating of around 0.5.

Temperature Resistance: They are designed to provide insulation in temperatures as low as -25°C (-13°F).

Material: The material blend typically includes high bulk acrylic yarn, nylon, polyester, and elastine.

Comfort & Durability: They feature a brushed inner lining for softness and comfort, along with a reinforced heel and toe for durability.

Sizing: The specific pair in the image is size 10-12 (likely US sizing, fitting men's shoe size 7-13).