Vype/Vuse ePen vPro Cartridges are only compatible with the ePen 3 device
Available in 0mg – 6mg – 12mg -18mg
Flavours in 0mg and 6mg use *Freebase nicotine.
Flavours 12mg and 18mg use **Nicsalt nicotine.
*Freebase is generally used in most regular nicotine e-liquids.
**Nicsalt is generally only used in high nicotine content…nicsalt is a smoother/softer throat hit used with high nicotine liquids.