Keep feet warm on the coldest of days and pull on this pair of Kingfisher a solid, medium thickness, long length Heat Holders(R) LITE(TM) for men, the warmest thermal sock. Fit & Design: Heat Holders(R) are made from a specially developed heavy bulk yarn which has extreme thermal qualities Medium-pile cushioning Extra-long length Advanced thermal yarn More than 5X warmer than a basic cotton sock! Sensationally soft Non-binding, and diabetic friendly Single pair pack