Merino Wool Thermalsport Crew Socks By TG (2-Pair Pack)

Size: 9-11 fits shoe size 4-1/2-10 Color Grey/Black Extreme Weather Series. Thermo-insulated, keeps heat close to the body. Reinforce for extended wear. Stay-up performance top. Stretchable for more comfort. Heel forms naturally. Extra cushioning & Arch support. Temperature Rating -5 o to 25 o F.