The Vapor Factory™ E-Liquids are masterfully blended at a world-class laboratory facility right here in the USA. All E-liquids are blended with just 4 basic ingredients – USP Certified Propylene Glycol, USP Certified Vegetable Glycerin, Nicotine, and Natural and/or Artificial Flavors, except for our PG-Free flavors which do not contain Propylene Glycol. The Vapor Factory™ E-liquids are available in over 50 awesome flavors, and are considered by many vapers to be the very best tasting E-liquids available in the world today! All flavors are available in 24mg, 18mg, 9mg, and 0mg nicotine levels. All The Vapor Factory™ E-Liquids come in a convenient, easy-to-use 15 ml amber glass dropper bottle with a child-resistant cap and a tamper-evident seal. Enjoy searching through our many great flavors to find your favorite, and experience The Vapor Factory™, made in the USA with pride.