Ideal for early to mid season weather, the Prime Layer Vest is designed to be worn over a long underwear base layer. When worn close to the body, you'll quickly feel the warmth from within. Wear it later in the season to replace several bulky layers.

• Heated traces are printed on the back to heat you up where it matters most
• Laminate coating makes the fleece windproof and water resistant
• HeatLok System generates, regulates and locks in heat
• High collar keeps your neck warm and wind out
• Two roomy front slash pockets
• Includes one Thermologic Power-Pac and Battery Charger