Pro Max Thermax Heated Vest Size:M while updates to the hardware

while updates to the hardware allow for a more robust general performance

Sledge Hammers

Innovative comfort and performance features include Venturi Venting that pulls moist air out without letting cold air in

Waist belt with 2 side zip pockets for quick access

Operating temperature: -10°C ~ 55°C

Pro Max Thermax Heated Vest Size:M while updates to the hardwarePolyester fleece with carbon fiber heating elements. 3 level smart control: high, medium, and low. Heating Temperature: 45 60 C. Heating time: 3 8 hours. Heating Area: Left chest, right chest and the back. Includes: switch buttons, lithium battery pack, charger and instructions.