The MILWAUKEE® M12 Women's Heated AXIS Vest delivers HEAT BUILT FOR LIGHTWEIGHT DURABILITY. Powered by MILWAUKEE® M12 REDLITHIUM Battery Technology, this lightweight and durable vest features an advanced heat technology system utilizing carbon fiber heating elements and Quick-Heat functionality, distributing heat 3X faster than market competitors to the chest and back. A hidden battery pass-thru pocket construction allows for front or back battery placement, increasing comfort and versatility. Five exterior pockets ensure your essentials are always within reach. With re-engineered AXIS Ripstop polyester fabric, this vest prevents tears from spreading while keeping heat in and not adding bulk. The compressible, wind and water-resistant design can be used as an outer shell or mid-layer vest depending on the situation.