DOT-approved modular motorcycle helmet-I101Product Features: This flip up full face helmet is made of high strength ABS material, combining aerodynamic stability with a waterproof design. The compact visor base fits snugly against the helmet, blocking 98% of rain and cold air from entering. A multi point ventilation system works in tandem to increase airflow speed inside the helmet by 45%. The streamlined design optimizes wind resistance, improving stability at high speeds by 25% and