Replacement coils for the Caliburn Koko Prime and Caliburn G Pod Kit from Uwell. The FeCrAl 1.0O Coil provides tighter airflow and presents full and rich flavor with a better overall aroma. The coils atomize e-liquid evenly and last longer. With Uwell's exclusive patented Pro-FOCS flavor adjustment technology, you are sure to have an excellent vaping experience. Always make sure the coil aligns with the locating slot on the pod when installing!