Keep feet warm on the coldest of days and pull on this pair of Rivington twist color, cuffed, slipper style, ankle length Heat Holders(R) for women, the warmest thermal sock. Fit & Design: Thick, chunky and with a massive tog rating of 2.34 Heat Holders(R) are made from a specially developed heavy bulk yarn which has extreme thermal qualities Long-pile cushioning Advanced thermal yarn More than 7X warmer than a basic cotton sock! Sensationally soft Non-binding, and diabetic friendly Non-slip grippers on the sole Single pair pack