Milwaukee's M12 Toughshell heating jacket is powered by M12 Redlightum battery technology and has an advanced heat technology system that combines light and durable carbon heating elements, Quick-Heat, Quick-Heat, An improved fabric construction and optimized interior linings to offer heat built to last. The new generation of Toughshell extensible polyester has been redesigned to stretch and move while you work while being as resistant as previous Toughshell jackets. This Milwaukee heating jacket has a unique battery pocket pass design which is easy to use with battery placement in the front or rear pocket, allowing you the necessary versatility and comfort depending on the situation. This Milwaukee heating coat is a must to protect from elements on the site or to enjoy the outdoors. Available in black, gray, navy and red blue with small sizes at 3XL Wide size