Tour Master Synergy 2.0 apparel is designed to operate from a vehicles standard 12-volt electrical system to provide unmatched levels of warmth and comfort. With Synergy 2.0 apparel, wearers can be comfortably warm without the bulk and discomfort typically caused by excessive layers of clothing. By providing increased warmth and mobility in cold temperatures, Synergy 2.0 apparel helps reduce fatigue while increasing safety and enjoyment. Each Synergy 2.0 garment is heated by a series of durable steel fiber heating elements, which generate safe electronically controlled infrared heat. In addition to safe and even heating, steel fiber elements heat up instantly and are lightweight, flexible and safe to operate in wet conditions.