New Upgraded Heating Vest-----Our men's and women's heating vest has built-in 17 carbon fiber heating elements, with intelligent overheating protection on the front and back, which can generate heat quickly and safely. Even in extremely cold weather, you can quickly enjoy the comfort of warmth. [2 Controls] -----Double control buttons allow you to freely control the heating area, one button controls the 8 heating areas on the front, and the other button controls the 9 heating areas on the back, through the smart button on the stand-up collar heating vest, you can easily Control the level of heating to bring you unprecedented comfort. Lightweight and stylish design-----Exquisite inner lining, anti-static function and excellent warmth retention, allowing you to enjoy unlimited comfort and coziness in autumn and winter. With a premium zipper front, you can layer this unisex USB heated vest over a variety of tops to add a touch of style to sophisticated looks. [Mmulti Usage ] ----- Smart Heated Vest Jacket is perfect for winter hunting, fishing, camping, hiking, snowmobiling. [Attention Required] ---- Batteries not included. You can charge the heated jacket by plugging in a power bank that charges your phone. Size: S, M, L, XLS --- Bust: 114cm, Shoulder Width: 44cm, Length: 71cmM --- Bust: 118-122cm, Shoulder Width: 45cm, Length: 72-74cmL ---Bust: 126cm, shoulder width: 48cm, length: 76cmXL --- bust: 126cm, shoulder width: 48cm, length: 76cm Notes: 1. Please allow a slight 1-3cm difference due to manual measurement. 2. Please note that slight color difference is acceptable due to light and screen. Package includes: 1 x Heated Vest