Heat Holders - Mens 3 Pack Thermal Slipper Socks Keep feet warm on the coldest of days and pull on this pair of Heat Holders Original Thermal Sock. The ultimate thermal sock Heat Holders won’t only keep your feet toasty but will ensure your entire leg is extremely warm too Heat Holders socks give you intense comfort and warmth. Our Specially developed thermal yarn provides high performance insulation against cold with superior moisture breathing abilities. Innovative knitting technology produces our unique, extra long looped cushion pile to hold in more warm air, increasing the TOG rating. Not only are these socks super thick and warm just like our Heat Holders Original Sock but they also come with Non Slip Grippers on the foot, designed to stop from slipping on hard surfaces around the home. With a 2.34 tog rating, your feet and legs will be 7X warmer than a regular cotton sock even in extremely chilly winter climates. These socks are available in Men’s 6-11 UK, Bigfoot size 12-14 UK and are made from 91% Acrylic, 5% Polyamide, 3% Polyester, 1% Elastane. They come in 3 different colours and they are machine washable. Extra Product Details Heat Holders Slipper Socks - Specially Developed Yarn - Thermal Brushing - Anti-Slip Grips - 2.34 Tog Rating - Thick and Warm - 7X Warmer Than Cotton Socks - Men’s Size: 6-11 - BIGFOOT Size: 12-14 UK - Available in 3 Colours - Machine Washable