These Corkscrew Swirl Nipple Carb Caps function to provide multi-directional airflow. This design circulates air within the banger as you inhale to vaporize your concentrates more evenly. With a 30mm diameter, they function with any banger that has a bucket opening of 30mm width or smaller. Two different color combinations available.
Details:
Note: Any colors/designs may vary slightly from the photos