Ladies Heat Holders Lite Long Socks The new Heat Holders Lite Sock is here! Now with an extra long style! Heat Holders\' creators have listened to customers calls to create a thermal sock that isn\'t so chunky, now Heat Holders can fit into a normal dress shoe or trainer. But, a solid tog rating of 1.6 means your feet can still be extremely warm! With many fabulous marl twist styles to pick from, your feet will be elegant and warm at the same time, now who wouldn\'t want that? This version of the Heat Holders Lite socks are extra long, coming just below the knee, giving you more warmth for your whole leg Main Features Heat Holders Yarn - Our 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 maximises the amount of warm air held inside each sock for total warmth and all day comfort. Heat Holders Lite Long Tog rating - These socks are scientifically tested to be 5x Warmer than a basic cotton sock, with a tog rating of 1.6. This new version of Heat Holders solves the \'to thick\' element to the original Heat Holders. These Thermal Winter Socks are thin enough to fit into your everyday shoes, but thick enough to still allow Heat Holders\' heat insulation techniques to work. If you are struggling to get your thick Original Heat Holders into your boots or shoes then here is your answer! These socks are made from 91% Acrylic, 5% Nylon, 3% Polyester, 1% Elastane, are Ladies size 4-8 UK and come in 4 different colours which include - Black & Grey stripes, Navy Polka Dot, Pink Hearts and Purple Argyle. They are safely machine washable.