Features: * Premium materials: provide you with absorbent breathable elastic padded super soft and comfortable padded heel and toe and an embedded heating element that helps focus heat on the toes to prevent your feet from getting cold. *Uses an innovative heaters that inserts an electric heaters wire into the sock layer which heats the bottom of the foot *Machine washable with a light wash setting for the washing machine. It can also be hand washed. *Very versatile: It is suitable for people who always feel cold feet when winter comes. It's also great for men and women who enjoy skiing ice fishing and other winter activities. *Best gift: Say goodbye to the cold and keep your feet warm with our practical electric socks. The ideal gift for yourself family friends and anyone you like. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material:Nylon Size:20*10*7.2cm includes: 1* Socks "