Volt Heated Base Layer is perfect for layering under a jacket. With a 4 pad heat system down' the center of your back, you will enjoy hours of soothing heat.

Volt Torso Heated Vest Liner is powered by a rechargeable lithium battery. When you purchase the item directly from the Voltheat.com website you can be sure that it will come complete with a battery and charger. The heat pads are located on both sides of the chest and the back for optimal heat transfer. This vest will fit easily under anything