Heated Roadsofa™ Carbon Fiber SeatTall lumbar support and wide driver saddle support the back and legs for superior comfort, while the streamlined nose improves the rider's reach to the ground GelCore™ in front and rear reduces tailbone pressure and increases circulation and comfort for both driver and passenger Two-level heat adjustment that connects easily to bike's electrical system Constructed from contrasting carbon-fiber weave and SaddleHyde™ Independently controlled heating elements for rider and passenger Styling and function are unaffected by switches or wiring Brightly colored LEDs indicate level of heat Made in the U.S.A. 5-1/2" (13.97 cm) lumbar support.