When it comes to nicotine content in a given product, we list our levels as percentages by volume or nicotine by volume (NBV), like the labeling you find on alcohol. This percentage pertains to the amount of nicotine delivered, whether by a single puff or by the cartridge as a whole. Here is a breakdown of percentages for our various nicotine levels:

 

Strength % nbv Per 1ml of e-liquid
Double Extra: (XX) 5.40% 54mg
Extra Strength:(X) 3.60% 36mg
Full Strength:(F) 2.40% 24mg
Light Strength:(L) 1.60% 16mg
Ultra Light:(UL) 0.80% 8mg
Nicotine Free:(NF) 0.00% 0mg