Butterscotch Reserve is part of the sensational Basix Series from the creators of Glas Vapor E-Liquid, introducing the first tobacco flavor from the highly recognizable brand with the addition of rich butterscotch and caramel component.Note: The BASIX Series is now formulated with Tobacco-Free Nicotine, synthetic nicotine not derived from tobacco leaves. This may result in a different experience as TFN can reduce the harshness profile typically in regular vape juice.