M12 Heated Axis vest delivers heat built for lightweight durability. Powered by M12 REDLITHIUM Battery Technology, this three-panel jacket features an advanced heat technology system. Utilizes carbon fiber heating elements and Quick-Heat functionality, distributing heat 3X faster than market competitors to the chest, back and shoulders. A hidden battery pass-through pocket construction allows for front or back battery placement, increasing comfort and versatility depending on the situation. With re-engineered Axis Ripstop polyester fabric, this jacket protects you from abrasion and prevents tears from spreading in harsh jobsite conditions.