7V heating system lets you enjoy hours of tailgating, hunting, sports, or working outside in a cold environment
Durable, rechargeable 7-volt lithium Ion batteries power with an integrated microprocessor and LED switch gives you real-time battery status and power level monitoring
Designed to be worn close to the body, under your outer jacket, or over a thin polyester base layer
Microwire™ Heating Technology utilizes patented micro-sized stainless steel fibers intertwined and encased in a proprietary waterproof coating