🔥 HEAT HOLDERS SOCKS - Keep feet warm, protected and supported in and out of the house in a pair of Heat Holders thermal socks. The twist socks have an extra warm feeling like Heat Holders original thermal socks, but with funky and colourful styles. 🔥 EXPERT BRUSHING - Our expert brushing process maximizes the amount of warm air held inside each sock for total warmth and all day comfort. 🔥 HEAT HOLDERS LOOPS - Innovative knitting Technology produces our unique, extra long looped cushion pile to hold in more warm air, increasing the TOG rating. 🔥 TOG RATING - With a massive tog rating of 2.34 they are the warmest thermal sock for you - 7X warmer than the ordinary cotton sock (0.33 tog)! 🔥 SPECIALLY DEVELOPED YARN - Heat Holders' Specially developed thermal yarn provides high performance insulation against cold with superior moisture breathing abilities.