If you are looking to keep warm and comfortable this winter, you will want to add a heated base layer in your collection. This Aheata 7V Women's Battery Heated Shirt is perfect for hiking, motorcycle riding, skiing, and more in cold weather. This electric heat shirt comes with a 7.4-volt rechargeable battery, which can be charged hundreds of times before needing a replacement. Made of polyester and spandex mix, this heat base layer for women ensures optimal mobility while you wear it under your winter jacket, a simple shirt, or vest. You get multiple heat settings too – high, medium, and low – to adjust the temperature based on the amount of heat you require. This battery heated top features 3 built-in heat zones, heating across your chest and back so you feel the warmth all over. On the lowest heat setting, this battery-powered heated garment can provide up to 8 hours of heat.