When temperatures fall, your feet can be the first to suffer. Ordinary thermal socks will often let you down. To be confident in the cold you need a sock with high insulation. Heat Holders have been tested to achieve a thermal tog rating of 2.34. The three stage process using heavy bulk yarn, patented knitting technology and intense brushing holds more warm air close to the skin, ensuring you feet stay warmer for longer.
5x warmer than a typical cotton sock !
