Smok TFV16 Sub Ohm Tank is the brand new design of the TFV series. The liquid capacity is upgraded to bulk 9ml which brings unprecedented vaping experience. It adopts pyrex glass for the tube exhibiting the durability and stability while vaping. The top refilling effectively keeps the dirty hands and oil leakage away. What’s more, it is compatible with two coils for the richer flavor and more brilliant airflow. From the bottom, you can randomly adjust the airflow to suit yourself.