Ladies Heat Holders Thermal Twist 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. Main Features Heat Holders 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)! Heat Holders Yarn - Heat Holders\' Specially developed thermal yarn provides high performance insulation against cold with superior moisture breathing abilities. Heat Holders Loops -Innovative knitting Technology produces our unique, extra long looped cushion pile to hold in more warm air, increasing the TOG rating. Heat Holders Brushing - Finally, our expert brushing process maximizes the amount of warm air held inside each sock for total warmth and all day comfort. These socks are made from 91% Acrylic, 5% Nylon, 3% Polyester, 1% Elastane, are available in Ladies 4-8 UK and come in 18 styles which include colours like - Pink, Purple, Coral, Sky Blue, Charcoal, Cream, Brown, Raspberry and more. They are safely machine washable.   Extra Product Details Heat Holders Twist Socks 7X Warmer than an average sock Advanced Insulating Yarn Massive Tog Rating of 2.34 Double Brushed Inner 18 Colours Available Size 4-8 UK 91% Acrylic, 5% Nylon, 3% Polyester, 1% Elastane Machine Washable