YFTK Kayfun 5S Style RTA is constructed from 316 stainless steel in 22mm diameter. It features convenient top fill design, e-juice flow control, shorter chimney for better flavor, as well as an easy-to-build deck for single coil. The Kayfun 5S will bring you different vaping experience.



316 Stainless Steel construction
Diameter: 22mm;
Top-fill tank design;
E-Juice flow control;
Shorter chimney for better flavor;
Enlarged and redesigned build deck;
PEEK insulator;
Increased max e-liquid flow;
Adjustable airflow


1 x RTA, 
1 x Accessory Bag