The Allstar Performance Helmet Vent Hose is an essential component for drivers using fresh air systems. This 4-foot long hose is designed with 1-1/4 inch connectors, making it compatible with helmets featuring a barbed intake port. Its black rubber construction provides flexibility and a less restrictive flow of air while ensuring durability against common wear and tear. Enhance your driving experience by ensuring a clear airway to your helmet, minimizing fog and discomfort during races.