Heated Vest for Men with Battery Pack Included, Rechargeable Heated Jacket Coat Electric Heating VestsWhen temperatures drop, working outdoors can become downright uncomfortable if you dont have a way to stay warm. In some outdoor occupations, including construction, surveying, and landscaping, you need to move freely, so piling on restrictive clothing layers isnt an option. Thats where heated vests come in. These typically lightweight garments, which fit easily over a shirt and under a jacket, feature battery heated panels that help keep your core