The TOPTANK Mini is the upgraded version of the ever popular Subtank Mini. The TOPTANK Mini now offers a top-fill option for easy e-liquid refills. The TOPTANK Mini also now supports the new SSOCC atomizer heads which allows for more airflow, vapor, and flavor. The TOPTANK Mini includes (1) SSOCC Stainless Steel 0.5ohm atomizer head and (1) SSOCC Kanthal Clapton 0.5ohm atomizer head as well. Kanger has revised there popular Subtank Mini and have brought us the Toptank Mini. It now features a top fill design along with compatibility with Kanger’s new SSOCC coils! The top fill design features a threaded top along with a wide filling area, this allows for easier and cleaner filling as opposed to the old bottom filling design. This convenient feature allows you to easily keep your tank filled so you can keep blowing clouds like a Pro!