Proton Baselayer Shirt Women's warming Whether you're on the job

Whether you're on the job or in the field

it fits comfortably under any jacket—or stands strong on its own

Integrated Mobile Warming® Technology delivers reliable heat

high-pile lining for added insulation

DC Port Output: 9v-12

Proton Baselayer Shirt Women's warming Whether you're on the jobStylish warmth from base layer to outer layer. The Proton Heated Baselayer Shirt features a midweight printed knit design with a soft lining, flat stitching, and a 1 4 zip for easy ventilation. In seam thumbholes add a secure fit, while 3 heat zones deliver consistent core warmth. Whether layered under your winter gear or worn on its own, its the perfect blend of comfort and performance.