High bulk yarn construction for maximum heat retention and comfort. Our special thick cushioning and intensive brushing technique makes the Heat Jammers the warmest sock ever! They are over 7x warmer than regular cotton socks and 3x warmer than ordinary thermal socks. Not only are they warm, but they are also hassle free unlike battery operated electric heated socks.7x warmer than regular cotton socks and 3x warmer than ordinary thermal socks
Non-binding top provide relief for cold feet caused by circulation problems.
Super soft touch acrylic blend.
Thick cushioning with brushed yarn technology providing incomparable heat retention and comfort.
Superior shape retention for long wearing.