This insulated puffer vest is the perfect blend of fashion and utility. You can now look stylish while staying warm and cozy in all conditions. With heating panels made of ultra-fine carbon fiber fully lining the back and collar, you will be wrapped in warmth. An advanced heat-trapping insulated layer and water-resistant material protect you from wind, rain, and snow. Product Features: 8-hour Usage time* USB Power Bank operated (NOT INCLUDED)** 3 Heat Settings Heats up to 130°F 2 external zippered pockets 1 internal zippered pocket to hold the power bank (not included) Ultra-fine carbon fiber heating panels Heat panels fully lining back and collar Advanced heat-trapping insulated layer Water-resistant Anti-static Wind-resistant High-quality cotton Lightweight Machine Washable – Gentle Cycle Use Instructions: Connect power bank (not included) to the USB plug inside the inner pocket of vest Power on the power bank and press the button located on the outside upper chest of the vest Modes: Long press for 3 seconds to activate the heating Blue light = lowest temperature White light = medium temperature Red light = highest temperature Long press for 3 seconds again to turn it off NOTES: *Length of use is dependent on the capacity of the power bank being used **The vest must be plugged into the power bank to work. IT IS NOT CHARGEABLE. Cleaning Instructions: Remove power bank charger before washing the vest Hand wash or machine wash on cold, gentle cycle Air dry or machine dry