TFV8 Baby V2 A2 coil has 2 holes inside, and both of the holes have cobra mesh covered. this design can help you to bring more airflow and offer you massive vapor.

Dual Heating Cores Bring You Larger Cloud
0.12Ohm Dual Coils
70W-120W
Best: 85W-105W

NB: Each sold separately, per coil NOT per box.