Hi, all friend Today what we promote is the Geek Vape Griffin 25 Plus Tank. They are just in the stock and we offer great discount this time. Do not miss it. Geek Vape Griffin 25 Plus 5.0ml Bottom Airflow System Tank http://www.sourcemore.com/catalogsearch/result/?q=GVW001100 Details: 1. 25mm diameter 2. 5.0ml Large Liquid Capacity 3. Top Refill System 4. Kennedy style bottom airflow 5. Various top cap available 6. RDTA juice flow channel 7. Easy wicking exactly same as RDA 8 18.9mm Big velocity build deck 9. Silica glass tank If you have any question, just feel free to contact us.