[Impact Resistance: The Favoto bicycle helmet is made with a high-strength impact-resistant PC shell and high-density EPS foam providing excellent impact absorption and ensuring complete head protection in the event of a collision. It is suitable for both road and mountain biking. Magnetic Visor: This helmet includes a detachable visor with a gray coating that effectively blocks UV rays. It is more durable and offers a superior visual experience compared to cheaper lenses. The magnetic feature allows the visor to be easily removed and reattached to the helmet as needed protecting your eyes from sunlight. USB Rechargeable Tail Light: The tail light offers three modes: steady light fast flash and slow flash. You can switch between modes using the button located beneath the light. It features a Type-C universal charging interface and comes with a data cable providing a more convenient solution compared to tail lights that require battery replacement. Lightweight and Breathable: This cycling helmet weighs only 315 grams (0.69 pounds) making it lightweight and not burdensome on your head. Its aerodynamic design reduces air resistance and multiple ventilation holes prevent discomfort from excessive sweating. Adjustable Fit: This adult cycling helmet is designed for head circumferences of 22 to 24 inches (57 to 61 centimeters). It comes with an adjustable knob allowing you to easily customize the size to ensure maximum comfort and safety during your ride.]