... Workwear, water resistant, keeping warm safely and easily, 2nd generation new technoly Men's Cordless Heated Jacket, Softshell Workwear, ... resistant, Keeping warm safely and easily, Built-in 2nd generation heating system.- Shell: 95% polyester 5% spandex jersey bonded ... 2XL (3XL~6XL available by OEM orders)- Technology - 2nd generation built-in heating system (patent): - carbon fiber heating zone ...