Enfer concentrate is a French flavour concentrate developed by Vape 47 for DIY e-liquid, in the fruit and fresh families. Its flavouring is free from diacetyl, acetyl propionyl, methanol, ambrox and paraben, in compliance with standard XP D 90-300-2. The bottle has a child-resistant dropper cap. Steeping takes 3 to 7 days in a 50/50 base. Made in France. Bottle size: 10 ml and 30 ml. Recommended dilution: 15%.