Welcome to Holy Smoke Shake & Vape section. We offer 3 types of flavour concentrates. These come in 15ml, 20ml & 30ml flavours and are conveniently in 60ml, 100ml & 120ml bottles. These cannot be vaped on its own due to the concentration of the flavours, you will need to add nicotine boosters with VG Vegetable Glycerin or PG Propylene Glycol to complete for your desired eliquid. here you can find a table which will guide you for the correct nicotine and VG/Pg Ratios.