- Heated padded vest with 3 zones CONSTRUCTION - Exterior in breathable and windproof quilted nylon - Thermal fleece lining - Super lightweight thermal padding in polyester eco-down (60 gr) HEATING LEVELS - 3 heating panels: 2 on the shoulders, 1 on the neck area - Universal power system via 5V Power Bank with USB output (not included) - On/Off power button, with 3-level heat adjustment - Battery pocket in the external pocket - Average battery life with 10,000mAh - 5V Power Bank (hours indicated may vary depending on environment and surrounding temperature): - maximum power: 5h - average power: 6-7h - minimum power: 10h COMFORT - Protects chest, shoulders, and neck - Adjustable velcro closure at the back