Since 1959, NASCAR, racing enthusiasts and motorcycle riders have trusted Simpson Performance helmets, head and neck restraints, harnesses and more to provide an unparalleled level of comfort, performance and protection. Simpson's Hybrid Series is designed for easily exiting the car without the danger of being entangled in other gear. Simpson Head and Neck restraints offer the lowest profile of any comparable device. Plus, they provide you with maximum comfort and maneuverability.