The V-Air Solid Air Freshener Dispenser is discreet and complementary to all interior surroundings, allowing for enhanced natural airflow.The dispenser is secure and durable, yet each air freshener refill is visible from both sides to enable enhanced natural airflow which provides superior multi-phasing fragrance delivery for up to 60 days. V-Air SOLID is completely free of any solvents, propellants, HFCs and harmful volatile organic compounds (VOCs). All it needs to work is natural airflow. The refill is 100% organic and biodegradable and the dispenser is 100% recyclable.