Corvin | Heated VestWhether you're enjoying nature, working outside in cold weather, or simply want to feel more comfortable indoors, our heated vest provides just the right amount of warmth whenever you need it. Features: 6 adjustable heating levels 15 heating zones with carbon fiber heating elements for warmth at the trunk. Two separate buttons control the temperature: one regulates the front heating, the other the back heating. Both buttons offer 6 temperature levels