Turn any garment into a heated style Features same heating technology found in Mobile Warming jackets and vests Stretch side panel creates perfect fit Integrated touch-button control on garment for easy temperature setting Wind-Shark sealed seams have been sealed using thermoplastic tape to provide the protection from rain water while keeping you dry and comfortable PHOSLITE reflective technology was designed for enhanced visibility at night or used in low visibility conditions. Comprised of millions of tiny "retro-reflective" lenses bonded to a variety of reflect light straight back to the light source, providing high visibility