The GT-Air 3 Defroster Filter is designed to keep your helmet’s interior free from insects and debris, allowing only clean air to enter. This removable filter fits into the lower front ventilation, replacing the original part with ease. It provides an extra layer of protection during your ride, ensuring comfort and cleanliness. Whether you’re replacing a worn-out filter or upgrading for better airflow, the GT-Air 3 Defroster Filter keeps your helmet's ventilation system working smoothly and efficiently.