TFA RY4 Double

Flavor Profile: This flavoring is awesome, and has quickly found itself in my ADV's after finding out exactly how to use it. The flavor of RY4 is interesting. The Ruyan Scale measure the level of tobacco in a flavoring. From RY1 being the more heavily tobacco based, up to RY4 which is less tobacco based and leans more towards caramel. RY4 Double I would assume is more Caramel x 2. This flavoring has a rich, deep caramel flavor that resembles the… Continue Reading