Stay warm in the harshest winter conditions with the Seeland Celsius Heat Waistcoat. This advanced waistcoat features integrated heating technology in the back and chest, allowing you to select from three precise heat levels with the touch of a button. The sleek design conceals an insulating silver film lining that ensures your core remains warm. Crafted from 100% polyester, this waistcoat is designed for optimal mobility, making it perfect for outdoor activities in cold weather. Integrated back and chest heating technology for adjustable warmth Three precise heat levels controlled by a simple button Insulating silver film lining for superior core warmth Made from 100% polyester for durability and flexibility Stretch panels at the sides for enhanced mobility Zipped side pockets for secure storage This product does not contain the battery Compatible with the Seeland Heat Power Bank   Materials 100% Polyester