Introducing the world’s first universal coil tank with adjustable airflow. Stainless steel structure using glass as a tank allowing the use of any e-liquid. Top filling design makes this tank convenient as well as leak proof. Adjustable airflow contains four levels to allow the most freedom and comfort for anyone to be satisfied. The fifth airflow level is a closed setting for refilling to ensure no loss of e-liquid. The tank’s design allows for the use of all Kanger coils as well as Aspire BDC coils which is perfect for the on-the-go vaper who might not always have access to their favorite store.