Have your feel chilly of your feet as winter approaches? Then, you need this wonderful thing! Try our Rechargeable Battery Electric Heated Socks for men and women!! Premium thick cotton socks, fast heats up to keep your toes warm even in cold conditions, heating elements are integrated into the front instep and radiate heat that warms the whole foot. Moreover, it is great for hunting, skiing, ice fishing, hiking, and sporting events, keeping your feet warm and stay away from the cold. Features: Premium Material:Content with 85% Polyester and Cotton to give you absorbent,breathable,elastic thickened,super soft & cozy,padded reinforced heel & toe,and recessed heating element help focus heat in the toe to keep your feet from getting cold. Electric Warm Feet:Inbuilt-In ultra-fine carbon fiber heating panels. 3 AA normal carbon battery(Not Included) power supply. The larger the battery capacity,the longer the heating time. Continuous warm your feet about 2 hours with fully charged. It can reach about 50under normal temperature. Machine Washable:Put the plug in the sock pocket and put it in the laundry bag before washing.(Note:If you do the hand washing,pay attention not to rub the wire and hot parts,plug do not put in the water,flat to dry before use) Widely Use:For people who always felt cold of feet when winter comes. And it is also great for men and women who love hunting,skiing,ice fishing,and other winter events. We have special pocket design of placing the battery pack,give you fully comfortable whether you are walking,running or sleeping. Optimal Gift:Say good bye to the cold and keep the warm of your feet with our useful Electric Heated Sock. An ideal gift for yourself,your family members,your friends and anyone you like. Warm Tips:Suggest to put on thin silk socks inside before wear heating socks,so the sock do not have to be washed often Specifications: Product Type: Rechargeable Battery Heated Sock Material: Polyester and Cotton Heating Area: Front instep Heating Temperature: 50 Size: One Size (High Quality Elasticity, Suitable for most people) Battery Pack: 4.5V Battery: AA Alkaline Battery or 1.5v AA 1500mAh Rechargeable Normal Carbon Battery(Not included Color: Black Item Size: 41.5x10x3.5cm /16.3x3.9x1.4 inches Item Weight: 150g/0.33lbs Package Size: 19x13x4cm /7.5x5.1x1.6 inches Package Weight: 180g/0.4lbs Package Contents: 1 x Pair of socks 2 x Battery box (Not include 3 AA batteries)