Rightly known as "the ultimate thermal sock," the Heat Holders original offers a thermal rating of TOG 2.3*, ensuring that you will never have cold feet again.

If you engage in outdoor activities, work in a cold environment, or simply want a little extra comfort during the cold winter months, Heat Holders are the number one choice.

• Composition: 91% Acrylic, 5% Nylon, 3% Polyester, 1% Elastane
• Known as the ultimate thermal sock
• TOG rating 2.3*
• Designed for all uses
• Sizes 39-45