Men's Chris ribbed, long length boot sock with turn over cuff. Features advanced thermal yarn and more than 7X warmer than a basic cotton sock. Includes an elasticated foot and ankle support. Ideal to wear with boots and for when you are spending time outdoors during the cold winter months. Made from specially developed heavy bulk yarn with extreme thermal qualities and a tog rating of 2.34. Long pile cushioning will help keep feet fully comfortable and supported. The inside of each sock has been intensively brushed for a soft feel, and also traps warm air close to the skin keeping your feet warm for a longer time. Non-binding.