- Battery heated socks with 3 temperature setting, make these electric heated socks ideal for keeping your feet warm in winter. Adjust your electric thermal socks to low-temperature mode (50C/122F), medium-temperature mode (65C/140F), or high-temperature mode (55C/149F) depending on the weather. Keep you warm and help your blood circulation in cold winter, help men and women out from chronically cold feet., This Heated socks made with absorbent, breathable, quick-drying, elastic thickened, electric modules using. The heating element of the socks has been upgraded to a carbon fiber line heating element that has been hidden in the position of the forefoot and the back of the foot, your toes area will quickly warm up and keep your whole foot warm through the heat cycle when you wearing this winter warm socks. Rechargeable heated socks are equipped with 2 4000mAh Large Capacity Battery, providing you with up to 10h warmth. Help those who have Raynaud's syndrome or chronic circulation issues, improve blood circulation and reduce soreness. People who are bothered by poor circulation and freezing feet can count on these electric socks to keep them comfortable, healthy, and happy while they sleep, work, and have indoor or outdoor fun. Unlike other heated socks, this heated socks can be machine washed or hand washed. Just make sure to remove the battery before washing. When using machine washing, put socks in the laundry bag, and then put them in the washing machine. In addition, you must ensure that the socks are completely dry before heating them for use.