The product description for Lune London Hoodies boasts electric USB heating technology in its lightweight hoodie. After 3 years of research and development, a new generation of far-infrared heating technology with carbon fiber has been developed. This heated hoodie for men and women warms up in three seconds, provides even heat, and withstands over 52 machine washes. The advanced blend of cotton and polyester material ensures durability, comfort, and breathability. The soft fleece lining adds a cozy touch to this casual style, perfect for the whole family. The adjustable hood with cord and the multi-level LED heat control make this hoodie both stylish and functional. Get your hoodie now and stay warm during all your daily activities. This package includes one unisex heated sweatshirt (batteries not included).