Breathable + Heat Insulated Material:The electric heated socks made from spandex fabric ,which can be function both breathable and heat insulate.This Kind of Winter Thermal socks can still provide a lot of warmth without any battery heating effect. Winter warming heat holder socks for adults, men and women that are electric battery operated heating socks with heating element on top of the toes. Foot warmers keep your toes warm and comfortable all day, perfect for skiing, hiking, hunting, ice fishing, and any other indoor/outdoor activities in the cold weather Heated socks equip with 2 battery boxes, powered by 6*AA 1.5V batteries (not included), providing you with up to 5 hours enduring warmth. Independent battery box are very safe and convenient to use, and keep your feet warm
